abstract：:Since the late 1980s, there has been an explosion of information on the molecular mechanisms and functions of vitamin A. This review focuses on the essential role of vitamin A in female reproduction and embryonic development and the metabolism of vitamin A (retinol) that results in these functions. Evidence strongly s...

journal_title：Annual review of nutrition

authors： Clagett-Dame M,DeLuca HF

更新日期：2002-01-01 00:00:00

abstract：:The "fetal origins" hypothesis postulates that conditions, most likely nutritional, "program" the fetus for the development of chronic diseases in adulthood. Associations between the newborn's size at birth and various determinants or consequences of chronic diseases have been identified in many, but not all, of the a...

journal_title：Annual review of nutrition

authors： Rasmussen KM

更新日期：2001-01-01 00:00:00

abstract：:Obesity is now recognized as a serious chronic disease, but there is pessimism about how successful treatment can be. A general perception is that almost no one succeeds in long-term maintenance of weight loss. To define long-term weight loss success, we need an accepted definition. We propose defining successful long...

journal_title：Annual review of nutrition

authors： Wing RR,Hill JO

更新日期：2001-01-01 00:00:00

abstract：:The biosynthesis of one riboflavin molecule requires one molecule of GTP and two molecules of ribulose 5-phosphate as substrates. The imidazole ring of GTP is hydrolytically opened, yielding a 4, 5-diaminopyrimidine which is converted to 5-amino-6-ribitylamino-2, 4(1H,3H)-pyrimidinedione by a sequence of deamination, ...

journal_title：Annual review of nutrition

authors： Bacher A,Eberhardt S,Fischer M,Kis K,Richter G

更新日期：2000-01-01 00:00:00

abstract：:In the past, alcoholic liver disease was attributed exclusively to dietary deficiencies, but experimental and judicious clinical studies have now established alcohol's hepatotoxicity. Despite an adequate diet, it can contribute to the entire spectrum of liver diseases, mainly by generating oxidative stress through its...

journal_title：Annual review of nutrition

authors： Lieber CS

更新日期：2000-01-01 00:00:00

abstract：:Research on human milk oligosaccharides (HMOs) has received much attention in recent years. However, it started about a century ago with the observation that oligosaccharides might be growth factors for a so-called bifidus flora in breast-fed infants and extends to the recent finding of cell adhesion molecules in huma...

journal_title：Annual review of nutrition

authors： Kunz C,Rudloff S,Baier W,Klein N,Strobel S

更新日期：2000-01-01 00:00:00

abstract：:The low-density lipoprotein (LDL) receptor (LDL-R) family consists of cell-surface receptors that recognize extracellular ligands and internalize them for degradation by lysosomes. The LDL-R is the prototype of this family, which also contains very-low-density lipoprotein receptors (VLDL-R), apolipoprotein E receptor ...

journal_title：Annual review of nutrition

authors： Hussain MM,Strickland DK,Bakillah A

更新日期：1999-01-01 00:00:00

abstract：:Glucose is an essential nutrient for the human body. It is the major energy source for many cells, which depend on the bloodstream for a steady supply. Blood glucose levels, therefore, are carefully maintained. The liver plays a central role in this process by balancing the uptake and storage of glucose via glycogenes...

journal_title：Annual review of nutrition

authors： Nordlie RC,Foster JD,Lange AJ

更新日期：1999-01-01 00:00:00

abstract：:Oxidative stress is implicated in the pathogenesis of several viral infections, including hepatitis, influenza, and AIDS. Dietary oxidative stress due to either selenium or vitamin E deficiency increases cardiac damage in mice infected with a myocarditic strain of coxsackievirus B3. Such dietary oxidative stress also ...

journal_title：Annual review of nutrition

authors： Beck MA,Levander OA

更新日期：1998-01-01 00:00:00

abstract：:This review examines the involvement of the gastrointestinal tract in the utilization of nitrogen, the identities of the nitrogenous substances entering and leaving the gut, and the significance of this recycling in the overall nitrogen economy of the body. It is concerned with nonruminant mammals, including man. ...

journal_title：Annual review of nutrition

authors： Fuller MF,Reeds PJ

更新日期：1998-01-01 00:00:00

abstract：:Long-chain fatty acids are involved in all aspects of cellular structure and function. For controlling amounts of fatty acids, cells are endowed with two acetyl-coenzyme A carboxylase (ACC) systems. ACC-alpha is the rate-limiting enzyme in the biogenesis of long-chain fatty acids, and ACC-beta is believed to control m...

journal_title：Annual review of nutrition

authors： Kim KH

更新日期：1997-01-01 00:00:00

abstract：:Some coffee brewing techniques raise the serum concentration of total and low-density-lipoprotein cholesterol in humans, whereas others do not. The responsible factors are the diterpene lipids cafestol and kahweol, which make up about 1% (wt:wt) of coffee beans. Diterpenes are extracted by hot water but are retained b...

journal_title：Annual review of nutrition

authors： Urgert R,Katan MB

更新日期：1997-01-01 00:00:00

abstract：:Investigations into regulating metabolic pathways with stable isotopes have, over the past decade, undergone major development with the use of nuclear magnetic resonance and mass spectrometry in studying labeling patterns of newly synthesized biomolecules. In this review, we concentrate on investigations of mass isoto...

journal_title：Annual review of nutrition

authors： Brunengraber H,Kelleher JK,Des Rosiers C

更新日期：1997-01-01 00:00:00

abstract：:Thirty years ago, it was suggested that maternal intake of certain vitamins during pregnancy affected the incidence of serious fetal malformations. Subsequent research has revealed that folate (folic acid), a B vitamin, plays a crucial role in the development of the central nervous system during the early weeks of ges...

journal_title：Annual review of nutrition

authors： Butterworth CE Jr,Bendich A

更新日期：1996-01-01 00:00:00

abstract：:How much vitamin E is enough? An established use of supplemental vitamin E in humans is in the prevention and therapy of deficiency symptoms. The cause of vitamin E deficiency, characterized by peripheral neuropathy and ataxia, is usually malabsorption-a result of fat malabsorption or genetic abnormalities in lipoprot...

journal_title：Annual review of nutrition

authors： Traber MG,Sies H

更新日期：1996-01-01 00:00:00

abstract：:Recent advances in the knowledge of iron metabolism underscore its complex relationship to overall cell metabolism. One of the key components of the iron uptake and storage pathway is ferritin, a protein that sequesters iron in a nontoxic form. Ferritin synthesis is translationally regulated by iron. Molecules such as...

journal_title：Annual review of nutrition

authors： Mascotti DP,Rup D,Thach RE

更新日期：1995-01-01 00:00:00

abstract：:Trans fatty acids raise plasma low-density lipoprotein (LDL) cholesterol levels in volunteers when exchanged for cis unsaturated fatty acids in the diet. In addition, trans fatty acids may lower high-density lipoprotein (HDL) cholesterol levels and raise triglyceride and lipoprotein(a) levels in plasma. Trans and cis ...

journal_title：Annual review of nutrition

authors： Katan MB,Zock PL,Mensink RP

更新日期：1995-01-01 00:00:00

abstract：:Selenium exerts its biological activity largely through selenoproteins, which contain the element in the form of selenocysteine. Five selenoproteins have been characterized in animal tissues and there is evidence that a number of others exist. Selenoprotein synthesis is a complex process that has been well characteriz...

journal_title：Annual review of nutrition

authors： Burk RF,Hill KE

更新日期：1993-01-01 00:00:00

abstract：:Calcium requirements may vary throughout the lifespan. During the growth years and up to age 25-30, it is important to maximize dietary intake of calcium to maintain positive calcium balance and achieve peak bone mass, thereby possibly decreasing the risk of fracture when bone is subsequently lost. The RDA for age 10-...

journal_title：Annual review of nutrition

authors： Arnaud CD,Sanchez SD

更新日期：1990-01-01 00:00:00

abstract：:Epidemiologic and experimental evidence reviewed in this article emphasizes the complex and multifactorial etiology of endemic goiter. The important role of iodine deficiency as an etiologic factor in endemic goiter is firmly established, but there is evidence that other environmental factors can play an equally impor...

journal_title：Annual review of nutrition

authors： Gaitan E

更新日期：1990-01-01 00:00:00

abstract：:In summary, nutritionally directed alterations in thyroid hormone metabolism appear to be adaptive and to serve important protective roles in the overall economy of the body. These adjustments to nutrition are found at practically every level of thyroid regulation, beginning in the CNS and ending with the final action...

journal_title：Annual review of nutrition

authors： Danforth E Jr,Burger AG

更新日期：1989-01-01 00:00:00

abstract：:During the recent resurgence of interest in the clinical uses of vitamin E, one of the major foci of attention has been the neurologic role of vitamin E in humans. Studies in patients with secondary vitamin E deficiency, caused by fat malabsorption disorders and total parenteral nutrition lacking an adequate supply of...

journal_title：Annual review of nutrition

authors： Sokol RJ

更新日期：1988-01-01 00:00:00

abstract：:It is clear that many diseases are known to involve defects in vitamin B6 metabolism, but that even more await definitive studies. Furthermore, some functions of vitamin B6, such as its role in glucocorticoid action (21), have been discovered so recently that the medical implications have not yet been fully explored. ...

journal_title：Annual review of nutrition

authors： Merrill AH Jr,Henderson JM

更新日期：1987-01-01 00:00:00

abstract：:Tentative qualitative and quantitative amino acid requirements have been reported for the major species of fish reared for market or as replacement stocks for natural waters. Most work has concentrated upon juvenile fish or upon rapidly growing young market fish; these have high protein dietary requirements (30-50%) t...

journal_title：Annual review of nutrition

authors： Wilson RP

更新日期：1986-01-01 00:00:00

abstract：:There are many tumors that have paraneoplastic syndromes. Furthermore, location of certain tumors can result in very specific effects on the host, especially tumors in the hypothalamus, the intestinal tract, or the liver. Finally, tumors of the immune system can have significant distant consequences. However, from dir...

journal_title：Annual review of nutrition

authors： van Eys J

更新日期：1985-01-01 00:00:00

abstract：:It appears that specific functions may be assigned to some of the cellular folate binding proteins with some degree of certainty. Those that are membrane bound or derived from membranes probably have a role in transport of folate molecules into the cell. This is in spite of the fact that the localization of this prote...

journal_title：Annual review of nutrition

authors： Wagner C

更新日期：1982-01-01 00:00:00

abstract：:This article catalogs the nutritional deficiencies inadvertently introduced by certain treatment regimens. Specifically, the iatrogenic effects on nutrition of surgery, hemodialysis, irradiation, and drugs are reviewed. Nutritional problems are particularly frequent consequences of surgery on the gastrointestinal tr...

journal_title：Annual review of nutrition

authors： Young RC,Blass JP

更新日期：1982-01-01 00:00:00