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  • Associate Professor, Department of Pharmacy Practice, Butler University, College of Pharmacy and Health Sciences
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In addition treating gastritis with diet 100mg allopurinol sale, antianxiety drugs gastritis diet 6 pack generic allopurinol 300 mg fast delivery, such as Valium gastritis diet sweet potato generic allopurinol 100 mg visa, often become drugs of abuse among people who become dependent on them for relieving the effects of stress gastritis clear liquid diet buy generic allopurinol 300mg line. Medical practitioners have often been too quick to use their prescription pads to help people with anxiety complaints, rather than to help them examine their lives or refer them for psychological treatment. Physicians often feel pressured, of course, by patients who seek a chemical solution to their life problems. Although we continue to learn more about the biological foundations of abnormal behavior patterns, the interface between biology and behavior can be construed as a two-way street. Researchers have uncovered links between psychological factors and many physical disorders and conditions (see Chapter 5). Researchers are also investi gating whether the combination of psychological and drug treatments for such prob lems as depression, anxiety disorders, and substance abuse disorders, among others, may increase the therapeutic benefits of either of the two approaches alone. In this section we explore the purposes of hospitalization and the movement toward community-based care. Due to deinstitutionalization?the policy of shifting the burden of care from state deinstitutionalization the policy of hospitals to community-based treatment settings?an exodus has taken place from state shifting care for patients with severe or mental hospitals. We will see that deinstitutionalization has had a profound impact on chronic mental health problems from inpatient the delivery of mental health services as well as on the larger community. Roles for Hospitalization Different types of hospitals provide different types of mental health treatment. Municipal and community-based hospitals tend to focus on short-term care for people with seri ous psychological problems who need a structured hospital environment to help them through a crisis. Many private psychiatric hospitals provide longer-term care or are specialized to help people withdraw safely from alcohol or drugs. Susanna, whose case opened this chap ter, was treated in such a hospital for nearly two years. Most state hospitals today are better managed and provide more humane care than those of the 19th and early 20th centuries, but here and there deplorable conditions persist. State hospitals today often function as part of an integrated, comprehensive approach to treatment. They provide a struc tured environment for people who are unable to function in a less-restrictive commu nity setting. When hospitalization restores patients to a higher level of functioning, the patients are reintegrated in the community and given follow-up care and transitional residences, if needed, to help them adjust to community living. Patients may be rehos pitalized as needed in a state hospital if a community-based hospital is not available or if they require more extensive care. For younger and less intensely disturbed people, the state hospital stay is typically briefer than it was in the past, lasting only until their condition allows them to reenter society. Older chronic patients may be unprepared to handle the most rudimentary tasks (shopping, cooking, cleaning, and so on) of inde pendent life, however?in part because the state hospital may be the only home such patients have known as adults. Patients in day hospitals attend structured therapy and vocational rehabilita tion programs in a hospital setting during the day, but are returned to their families or the Mental hospital. Halfway houses provide a sheltered living environ term treatment of people in crisis or in need ment to help discharged mental patients gradually adjust to the community as well as of a secure treatment setting. One of the major functions of the community mental health center is function in less-restrictive community settings. In medical science, vaccines prevent people from contracting such diseases as smallpox and polio. In the mental health system, however, resources are generally directed toward treating mental health problems rather than attempting to prevent them from developing. The Spectrum of Prevention Traditionally, the term prevention has been applied to interventions that run the gamut from programs designed to prevent the onset of mental disorders to those that attempt to reduce the impact of disorders once they develop. Interventions focusing on lessening the impact of already developed disorders are classified as treatment interventions rather than prevention. Three categories of prevention programs are identified: universal, selective, and indicated. Universal preventive interventions are targeted toward the whole population or gen eral public, and include programs designed to enhance prenatal health or childhood nutrition. Selective preventive interventions are targeted toward individuals or groups known to be at higher than average risk of developing mental disorders, such as primary prevention Efforts designed children of schizophrenic parents. Indicated preventive interventions are directed toward individuals with early signs or symptoms that foreshadow the development of a mental disorder but don?t yet meet diagnostic criteria for the particular disorder. This form of prevention, com secondary prevention Efforts to ameliorate monly called secondary prevention, attempts to nip in the bud developing problems. For example, secondary preventive programs aimed at changing the drinking habits of Methods of Treatment 133 high-risk drinkers or early problem drinkers may forestall the onset of more severe alcohol-related problems or alcohol dependence (Botelho & Richmond, 1996; Marlatt et al. We now have ample evidence supporting the effectiveness of prevention interven tions across a range of problem outcomes of concern to society (Barrer & Sandler, 2006; Cuijpers, Van Straten, & Smit, 2005). For example, evidence supports the bene fits of prevention interventions in the following: Still, we have much to learn about developing effective prevention programs to prevent psychological disorders. To develop effective preventive programs we must expand our knowledge of the underlying causes of these disorders as well as mount controlled investigations to examine ways of preventing them. The question is whether the nation can muster the political will and financial resolve to meet the challenge. Obtaining good prenatal care can help prevent health prob lems in both the mother and the fetus. Mental health professionals face the challenge Ethnic Group Differences in Use of Mental Health Services of developing programs to reduce the risks of A report by the U. Surgeon General concluded that members of racial and ethnic psychological disorders. African Americans have less access to mental health care than Whites, partly because a greater percentage of African Americans lack health insurance. Moreover, the limited availability of Spanish-speaking mental health professionals means that many Hispanic Americans who speak little or no English lack the opportunity to receive care from linguistically similar treatment providers. Moreover, accessibility is limited by scarcity of treatment providers with appropriate language skills. In addition, the rural, isolated locations in which many Native Americans live places a severe constraint on the availability of mental health services. Consequently, minorities shoulder a greater burden of mental health problems that go undiagnosed and untreated (Neighbors et al. Cultural factors are yet another reason for underutilization of mental health serv ices by minority groups (Sanders Thompson et al. Mental health clinics are not typically the first places where African Americans go for help for emotional problems. They are more likely to turn first to the church and second to the emergency room of the local general hospital (Lewis-Hall, 1992). The National Survey of African Americans found that slightly more than half (54%) of those who reported experienc ing feelings of a ?nervous breakdown? failed to consult any type of professional for help with their problems (Neighbors, 1992). Another study found that only about 1 in 10 African Americans in a community-based sample who experienced major depression consulted a mental health professional (D. Latinos who encounter emotional problems are more likely to seek assistance from friends and relatives or from spiritualists than to reach out to mental health facilities, which they perceive as cold and impersonal (De La Cancela & Guzman, 1991). Latinos are also more likely to seek assistance for emotional problems from primary-care physi cians than from psychologists or psychiatrists, in part to avoid the perceived stigma of consulting a mental health provider (Kouyoumdjian, Zamboanga, & Hansen, 2003). Asian Americans/Pacific Islanders are also less likely than Euro Americans to seek help from mental health providers (Breaux, Matsuoka, & Ryujin, 1995). People from minority groups often fail to use mental health services because of a lack of trust (Sanders Thompson et al. Mistrust may stem from a cultural or personal history of oppression, discrimination, or experi ences in which service providers were unresponsive to their needs. When ethnic minority clients perceive majority therapists and the institutions in which they work to be cold or impersonal, they are less likely to place their trust in them. Facilities may be inaccessible to minority group members because they are located at a considerable distance from their homes or because of lack of public transportation. Most facilities operate only during daytime work hours, which means they are inaccessible to working people.

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That theory postulates ?electric polarization waves? in biological membranes which are polarized by strong biologically 7 generated [18] fields (10 V=m) gastritis y dolor de espalda buy allopurinol 100mg. As the membranes and molecules involved are strongly polarized gastritis doctor buy allopurinol american express, the mechanically oscillating dipole electromagnetic fields that are able to gastritis diet cheap 100 mg allopurinol with amex transmit energy chronic gastritis with focal intestinal metaplasia best buy allopurinol, at least in some situations, over distances much larger than the distance to the next adjacent molecule. Electromagnetic coupling of this type may produce long-range cooperative phenomena. The mechanism is nonlinear in the sense that it displays a steplike dependence on excitation intensity. Possible long-range effects may be, for example, attraction between enzyme and substrate [42]. Session, Bioelectromagnetics Society, University of Colorado, Boulder, June 12 to 17, 1983, 13. Despite the breadth of these studies (or perhaps because of it), no universally accepted hypotheses exist in this field of research. In this chapter, we attempt to present selected examples from the plethora of available material that best emphasize positive and negative findings from the literature pertinent to the immune system and discuss possible causes for the disparity of the published data. Clearly, cells of the immune system are well attuned to a broad variety of perturbations in the environment. Neverthe less, it is also true that immune cells are very difficult to study for prolonged periods since their lifetime in culture is relatively short; and any stimulus that these cells are exposed to is, of necessity, added to an already long list of stimuli to which the immune cells respond. A broad range of different exposure conditions has been used for studies on the immune system, and often it is difficult to compare studies using such different exposure conditions. Electric and magnetic fields were, most often, tested with low-frequency (50 to 60 Hz) and magnetic field intensities between 0. Static electric and magnetic fields were tested as well, often with magnetic intensities as high as 10 T. Experimental exposure lengths used varied between 5 min and 350 d, while case report studies included exposures that were years in duration. We have broadly grouped the studies reviewed here into several groups based on the most significant endpoints of the study. The effects of any type of stress on the immune system include multiple events in different cell types, and it is very rare that any study of a stress factor includes more than several endpoints. Cells of the immune system interact intensely with each other and their surroundings, and the more elaborate the conditions of exposure. In different studies presented here, the same endpoint was often pursued in systems with different complexities. At present, many groups are using recently developed tools for studies of gene expres sion such as microarrays or different proteomics approaches; unfortunately, at the moment, these data are still largely unpublished. One rare example of this type is work by Olivares-Banuelos on chromaffin cells [3]. It is clear that the wealth of information obtained from microarray and proteomics studies will have a great impact on the field. In some cases, comparisons between exposed and control individuals were made, while in others, the results obtained on the same individuals were compared over time. Data obtained were not consistent from one study to another and often were not consistent even within the same study. While this may be explained by insufficiently controlled exposure conditions in some cases, it is far more likely that the differences in the results obtained are based on the different experimental conditions and individual differences among the subjects of these studies. The authors pro ceeded to expose 12 Swiss male mice to identical conditions for 109 d, comparing them to 12 additional mice as unexposed controls. Comparisons were done between 16 male welders and 14 healthy males who were 20 to 40 y of age, from the same geographic area, and with similar lifestyles. This led to an increase in variability within individual exposure samples, while differences from one sample to another could be, in essence, disregarded. Often a decrease in the number of lymphocytes was noted, similar to the data obtained in human exposures; however, in some cases an increase in proliferation was observed as well, occasionally in the same experiments [10]. When compared on different days, the exposed animals sometimes showed a decrease in the numbers of leukocytes and/or neutrophils in comparison to controls (days 20, 90), while at other times they did not (days 43, 63, 350). Individual differences among the mice were also observed, and two of the exposed animals showed a significant increase in leukocyte and polymorphonuclear neutrophil counts compared to the unexposed mice. A decrease in phagocytic uptake of fluorescent latex microspheres and increased intra 2? Necrosis was induced in these experimental conditions, but the extent of the reaction depended also on the medium composition, its pH value, conductivity, and temperature. This resulted in an increase in the percentage of apoptotic and necrotic cells [17]. Exposures for 30 min or 2 more to a power density of 30 mW/cm led to formation of an increased number of micronuclei. On the other hand, another group of investigators studied the effect of 15 min ex vivo exposure to 1. No statistically significant changes in micronucleus frequency or cell cycle kinetics under any of the experimental conditions were found. In the latter type of cultures, samples from the high-voltage labora tory testers showed twice the median number of sister chromatid breaks (5 vs. The exposure occurred for 72 h in a parallel plate resonator at temperatures between 34. No differences between test and control samples were found for cellular mitotic indices; frequencies of exchange aberrations; or presence of excess fragments, binucleate cells, or micronuclei. While somatic intrachromosomal recombin ation inversion events are usually found in spleen cells of these transgenic mice, a decrease in the frequency of inversions was observed in the 25 d exposure group. On the other hand experimental proofs of local changes in protein conformation, other than for in vitro experiments with isolated proteins, are still largely unavailable. The assumption was that the magnetic fields increase the cytosolic calcium concentration in lymphocytes in the same manner as a physiological stimulus. Nevertheless, in some cases, nearly identical experimental conditions were used with different outcomes. This was accompanied by a decrease in phagocytic uptake of fluorescent latex microspheres by macrophages. Another group of investigators studied the effects of low-intensity 60-Hz electric fields 2 2? McCreary and others examined the influence of the cell cycle, pH of the medium, and 2? The overall good overlap between these frequencies suggests that the effective resonance-type frequency windows may interfere with most abundant cellular ions. Following a 90 min exposure and 4 h incubation, the cells were harvested and an increase of 3. Some reviews attempted to deal with it by limiting the literature available to that describing a specific experimental setup. The authors believed that some of the studies showing positive data met these criteria, but nevertheless wanted independent repetition before they could be admitted as truly positive data [74?80]. At this juncture, it is also relevant to mention studies of Marino and others who developed a novel statistical procedure that can be adjusted to detect both nonlinear and linear effects of treatments of biological samples [82,83]. In their experiments (expos ure of male and female mice to 100 or 500 mT at 60 Hz for 1 to 105 d or continuously for 175 d), the authors found statistically significant repression of lymphocytes that could, nevertheless, be scored only when the data were analyzed as if they were governed by nonlinear laws. This effect is mild and heavily dependent on the state of cell homeostasis prior to exposure. When experiments were done on animals, individual variation was often more pronounced than the results of the exposures. Moreover, most protracted exposure experiments on animals found that the dysbalance in the cell homeostasis introduced at the beginning of exposure was most often overcome before the end of the experiment. In other words, the fact that the majority of studies failed to produce reproducible results depends on the innate complexity of the experimental design rather than any intrinsic ?falseness? of the tests conducted. The immune system is one of the most important lines of defense of an organism against the hostile environment. The provocations coming from the environment can be met by the immune system with vehemence or almost passively, and two organisms of the same species do not always react the same way to the same stimuli. Furthermore, even a single individual does not respond the same way to the same stimulus at different times; as the immune system adjusts to the environment reactions to certain stimuli become intensified, while others gradually decrease. Therefore, the most sig nificant role of these exposures is likely going to be to intensify the effects of exposures to other physical or chemical stresses. Needless to say, a very rigorous control of the exposure conditions and use of multiple biological ?negative controls? would be a necessary condition of any such experimentation. In vivo influence of electromagnetic fields on different functions of murine lymphocyte subpopulations, Immunol.

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The ture meta-analyses will be expected to chronic gastritis diet mayo clinic buy allopurinol 300mg line fall which a clinical rating scale was used to gastritis ulcer diet generic allopurinol 100 mg overnight delivery as results were broken down into several sub between r = gastritis gagging order 300mg allopurinol with visa. The primary reason is that not separating them Frankel described his group as suffering from ?primary in can be viewed as a conservative meta-analysis strategy gastritis child order allopurinol 100mg with visa. On the other hand, those who have been warned in advance are able to relax and enjoy Kirsch 135 none 135 62% Imp. Patients who are trying to eliminate benzodiazepines should Smith 300 none 300 87% Imp. The patient should be counseled regarding this process and encouraged to wait it out. Patients who took the sleeping pill had a big drop in the other treatment modality that may offer clear advantages over amount of slow-wave sleep. Cognitive behavioral therapy: Control thoughts about sleeping or not sleeping; 1997. American Journal of Psychia relaxation as well as helping one to learn the difference between tension and try. Evaluation of chotherapy gives the physician an even time giving lectures at national military con hypnotic medications. Clinical Evaluation of Psychotropic Drugs, Princi wider potential range of clinical effective ferences and grand rounds at Army hospitals. Principles and Practice of Sleep Medicine, effective application of soporific and hyp national, Inc. Ox an internationally renowned authority on elec board-certified Instructor in Biofeedback and ford. Diplomate of the American Academy of Pain with cranial electrotherapy stimulation and 14. Management, Fellow of the American Institute general psychophysiology techniques at the P. Insomnia: conceptual issues in the de of Neuronal Regulation, and a Member of Sciences, Moscow. Gilula was the velopment, persistence, and treatment of sleep disor der in adults. Sleep stage responses of older and He served as Clinical Director of the Center researched neuroelectric methodology and the younger subjects after sleep deprivation. Ironic City, and of the Sports Medicine Group, Santa residency and postdoctoral fellowship training effects of sleep urgency. The treatment of insomnia through use Revolution in der Schmerztherapie, Interna 2003. Journal of Nervous tionale Arztegesellschaft fur Energiemedizin, Center for Patient Safety, Department of Anes and Mental Disease. The effects of elec Stim Cranial Electrotherapy Stimulation in the Treat ternist. International Symposium on Acupuncture and Elec electrotherapy stimulation alone or with chiropractic 23. A double-blind study of electrosleep for anxiety and sis of cranial electrotherapy stimulation in the treat 25. Anti-withdrawal effects of alpha methyl tiveness of electrosleep in chronic primary insomnia. Behavioral Therapy vs Zopiclone for Treatment of lation on behavior disorders in elderly patients with 40. Electrosleep: A double-blind clini Chronic Primary Insomnia in Older Adults: A Ran dementia: a double-blind study. Gebauer Company has been supporting Experts in topical the medical community for over 100 years. From the turn of the 20th century when anesthetics for we introduced the first easy-to-use over 100 years pharmaceutical grade ethyl chloride to today, medical and physical therapy professionals have relied on our expertise and experience in topical anesthetics, because they know Gebauer is a name they can trust. Notice No part of this manual should be reproduced, stored in any retrieval system, or transmitted by any means (electronic, mechanical, photocopied, recorded, etc. No patient liability is assumed with respect to the use of the information contained herein. The names of the companies and products in this manual other than those of Biospace Co. Stating the products of other companies is strictly for the purpose of providing information, not to guarantee or recommend these products. Biospace reserves the right to modify the dimensions or exterior of the InBody230 to improve the quality of the product(s), without consent of the customer. These four elements are the fundamental ingredients the body is comprised of, and it is important for them to be in balance. Until recently, diagnosing obesity has focused on appearance, without considering a balanced body composition. For more reasonable healthcare, accurate body composition analysis must be performed first, to achieve the balance of the four major body components. Biospace has earned international recognition for technical expertise demonstrated through the InBody series. Based on the experience and technology over the last 10 years, Biospace has released the body composition analyzer, the InBody230. With direct segmental measurement, the InBody230 guarantees high accuracy and reproducibility. The InBody230 yields accurate results unique to the individual, regardless of empirical estimations and reliably evaluates the effectiveness of diet control and exercise prescription. In addition, sophisticated design and measurement instructions with a flash screen allow for convenient use. Biospace is committed to providing advanced equipment to promote good health and a long life. Fully utilize the helpful materials, such as the diagrams and illustrations, to get a clear understanding of the product. Before calling Biospace for assistance, please refer to Chapter 4: ?Problems & Solutions. To purchase consumable products or optional equipment, please refer to Chapter 5: ?Consumables. If you have clinical issues while using the InBody230, please contact us using the e-mail address as shown below. Most importantly, please read the instructions and become familiar with the following notations: Important information to warn you of situations which might cause major injury and/or damage to property if instructions are not carefully followed. Important information to warn you of situations which might cause minor injury and/or damage to property if instructions are not carefully followed. I Safety Information Make sure not to use this equipment with those that have medical electrical devices, such as a pacemaker. Avoid simultaneously connecting patients to the InBody230 and any type of high frequency surgical equipment. This product should always be placed on the ground and plugged into a secure electrical outlet. This will result in electromagnetic interference or possibly other interferences between the InBody230 and other equipment. To prevent electric shock, use a surge protector in between the InBody230 and power outlet. If the equipment is dismantled, the warranty is void, and service costs will be charged. When connecting peripherals (printers and other optional devices) to the InBody230, turn on the power of the peripherals before turning on the InBody230. When turning the power off, turn off the InBody230 before turning off the peripherals. The resulting damage may affect the functioning of the internal cable and circuit board. Do not operate this equipment with a damaged power cord or plug, if it is not working properly, or if it has been previously damaged in any way. Individuals with any kind of contagious disease or any kind of injury on the palm of their hand or sole of their foot should not come in contact with this product.

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A review of the epidemiological data on this association concluded that polyunsaturated fatty acids gastritis diet purchase 100mg allopurinol overnight delivery, and possibly long chain n-3 fatty acids gastritis long term buy cheap allopurinol on-line, could be beneficial in reducing the risk of diabetes (Hu et al gastritis inflammation diet buy generic allopurinol 100mg line. Studies conducted in rodents have shown that administration of fish oil results in increased insulin sensitivity (Chicco et al gastritis diet purchase allopurinol 300 mg overnight delivery. Substituting a proportion of the fat in a high fat diet with fish oil prevented the devel opment of insulin resistance in rats (Storlien et al. Thus, animal evidence suggests that the fatty acid composition of the diet may be an important factor in the effect of dietary fat on insulin action. Whether a change of dietary fat composition will alter insulin sensitivity in humans remains an open question. Studies in humans have demon strated a relationship between increased insulin sensitivity and the proportion of long-chain n-3 polyunsaturated fatty acids in skeletal muscle phospho lipids (Borkman et al. Risk of Cancer Experimental evidence suggests several mechanisms in which n-3 poly unsaturated fatty acids may protect against cancer. Animal studies with n-3 fatty acid or fish-oil supplementation have shown inhibition of mammary carcinogenesis and tumor growth (Grammatikos et al. Across-country epidemiological studies have shown an inverse relation ship between dietary fish intake and breast cancer incidence and mortality (Kaizer et al. Moreover, despite these results, most case-control and prospective studies have not reported a protective effect of fish consumption on breast cancer (Willett, 1997). Ecological studies have also shown inverse relationships between fish and fish oil intake and colorectal cancer (Caygill and Hill, 1995; Caygill et al. Results from case-control and prospective studies have been somewhat equivocal (Boutron et al. However, Willett and colleagues (1990) found that higher fish con sumption was associated with less colon cancer in women. Risk of Nutrient Inadequacy Vegetable oils, such as soybean oil, flaxseed oil, and canola oil, contain high amounts of? Based on the median energy intake by the various age groups (Appendix Table E-1), it is estimated that approximately 0. Data from interventional studies to support the benefit of even higher intakes of? In the United States, saturated fatty acids provided 11 to 12 percent of energy in adult diets and 12. The intake of cholesterol by American adults ranges from less than 100 mg/d to just under 770 mg/d (Appendix Table E-15). It is important to recognize that lower intakes of saturated fatty acids and cholesterol are observed for vegetarians, especially vegans (Janelle and Barr, 1995; Shultz and Leklem, 1983). Because certain micronutrients, saturated fats, and cholesterol are consumed mainly through animal foods, it is possible that diets low in saturated fat and cholesterol are associated with low intakes of these micronutrients. When the micronutrient intakes of Seventh-day Adventist vegetarians and nonvegetarians were measured, there were no significant reductions in micronutrient intakes with the lower saturated fat (7. Similarly, the intakes of most micronutrients were not significantly lower for vegans, except for vitamin B12 (0. Analysis of nutritionally adequate menus indicates that there is a mini mum amount of saturated fat that can be consumed so that sufficient levels of linoleic and? Other than soy products that are high in n-6 and n-3 fatty acids, many vegetable-based fat sources are also high in saturated fatty acids, and these differences should be considered in plan ning menus. To minimize saturated fatty acid intake requires decreased intake of animal fats. Saturated fatty acids can be reduced by choosing lean cuts of meat, trimming away visible fat on meats, and eating smaller por tions. The amount of butter that is added to foods can be minimized or replaced with vegetable oils or nonhydrogenated vegetable oil spreads. Vegetable oils, such as canola and safflower oil, can be used to replace more saturated oils such as coconut and palm oil. Such changes can reduce saturated fat intake without altering the intake of essential nutrients. A reduction in the frequency of intake or serving size of certain foods such as liver (375 mg/3 oz slice) and eggs (250 mg/egg) can help reduce the intake of cholesterol, as well as foods that contain eggs, such as cheese cake (170 mg/slice) and custard pie (170 mg/slice). There are a number of meats and dairy products that contain low amounts of cholesterol. Therefore, there are a variety of foods that are low in saturated fat and cholesterol and also abundant in essential nutrients such as iron, zinc, and calcium. Trans fatty acids are high in stick margarine and those foods containing vegetable shortenings that have been subjected to hydrogenation. Examples of foods that contain relatively high levels of trans fatty acids include cakes, pastries, doughnuts, and french fries (Litin and Sacks, 1993). Therefore, the intake of trans fatty acids can be reduced without limiting the intake of most essential nutrients by decreasing the serving size and frequency of intake of these foods, or by using unhardened oil. Several studies suggest that these changes are primarily due to a reduction in lipid uptake by adipocytes (Pariza et al. Blankson and coworkers (2000) conducted a study in overweight and obese men and women given either placebo or 1. After 12 weeks, none of the groups exhibited significant reductions in body weight or body mass index. Ip and Scimeca (1997) conducted a study in female rats chemically induced for mammary tumors and fed a diet containing either 2 percent or 12 percent linoleic acid. A number of adverse clinical effects, including impaired laxation and increased risk of cancer, obesity, heart disease, and type 2 diabetes, have been associated with the chronic consumption of low amounts of Dietary Fiber or Functional Fiber. The studies to support a beneficial role of these fibers are reviewed in Chapter 7. Certain animal studies have shown that some fibers can actually enhance mineral absorption (Demigne et al. There are several potential mechanisms by which ingestion of Dietary Fiber may actually enhance mineral status. For example, a more acidic pH in the colon is produced with fiber fermentation, and this results in more ionized calcium, which is better absorbed (Remesy et al. Dietary Fiber in the colon can also stimulate bacterial fermentation, which has been associated with increases in calcium, magnesium, and potassium absorption (Demigne et al. Many fiber sources, such as karaya gum, sugar beet fiber, and coarse bran, are also excellent sources of minerals (Behall et al. Several investigators have shown that inulin and fructooligosaccharides actually enhance calcium and magnesium absorption (Coudray et al. There is also indirect evidence of this same enhancement with calcium in humans (Trinidad et al. A direct effect of fiber on mineral absorption has also been reported in humans where inulin increased the apparent absorption and balance of calcium (Coudray et al. Gastrointestinal distress can occur with the consumption of high fiber diets, but this often subsides with time. Epidemiological analysis from 53 devel oping countries indicated that 56 percent of deaths in young children were due to the potentiating effects of malnutrition in infectious diseases (Pelletier et al. The increased duration or susceptibility to infec tious diseases such as respiratory infections and diarrhea are due, in part, to the involvement of protein in immune function. Impaired Growth Low protein intake during pregnancy is correlated with a higher inci dence of low birth weight (King, 2000). These deficits can be corrected by the provision of a high protein diet (Badaloo et al. Low Birth Weight Rush and coworkers (1980) found decreases in both gestational length and birth weight and increases in very early premature births and mortal ity with high density protein supplementation (additional 40 g/d) in poor, black pregnant women at risk of having low birth weight infants. In contrast, Adams and coworkers (1978) reported no differences from the controls in mean birth weights of infants of mothers at risk of having a low birth weight infant when these women were supplemented with 40 g/d of protein. No reports were found of protein toxicity in healthy pregnant or lactating women that were not at risk of having a low birth weight infant. Risk of Nutritional Inadequacy High quality protein is typically consumed via animal products, and therefore vegetarians may consume less high quality protein than omni vores. Because animal foods are the primary sources of certain nutrients, such as calcium, vitamin B12, and bioavailable iron and zinc, low protein intakes may result in inadequate intakes of these micronutrients. As an example, Janelle and Barr (1995) reported significantly lower intakes of riboflavin, vitamin B12, and calcium by vegans who also consumed lower amounts of protein (10 versus 15 percent of energy) compared with nonvegetarians. Vegetable protein has been shown to decrease plasma cholesterol con centrations in experimental animals and humans (Nagata et al. When the ratio of casein:soybean protein in the diet was decreased, there was a reduction in total and non-high density lipoprotein cholesterol concentrations (Fernandez et al.

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