Research Topics
Species | Ram ReifenSummaryAffiliation: The Hebrew University Country: Israel Publications
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Detail Information
Publications
Vitamin A deficiency aggravates rotavirus infection in CD-1 mice through extensive involvement of the gutRam Reifen
The School of Nutritional Sciences, The Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot, Israel 76100
Int J Vitam Nutr Res 74:355-61. 2004..01) increased and lasted longer than in controls. We conclude that vitamin A deficiency aggravates the course of RV infection through both small intestinal and colonic damage...- Ethiopian-born and native Israeli school children have different growth patternsRam Reifen
School of Nutritional Sciences and the Department of Animal Sciences, The Hebrew University, Rehovot, Israel
Nutrition 19:427-31. 2003..The aim of the study was to determine the growth patterns of immigrant children after changes in their nutritional habits... - Lycopene supplementation attenuates the inflammatory status of colitis in a rat modelR Reifen
School of Nutritional Sciences, Hebrew University of Jerusalem, Rehovot, Israel
Int J Vitam Nutr Res 71:347-51. 2001..Therefore, we propose that the dietary supplementation of lycopene may be an effective approach for reducing the level of oxidative stress and improving the inflammatory status of colitis... - Plasma and buccal mucosal cell response to short-term supplementation with all trans-beta-carotene and lycopene in human volunteersRam Reifen
The School of Nutritional Sciences, The Hebrew University of Jerusalem, PO Box 12, Rehovot 76100, Israel
Int J Mol Med 12:989-93. 2003..If desquamated buccal mucosal cells reflect habitual plasma carotenoid concentration then it is not an appropriate tissue for the measurement of acute changes... - Vitamin A deficiency exacerbates inflammation in a rat model of colitis through activation of nuclear factor-kappaB and collagen formationR Reifen
School of Nutritional Sciences, The Hebrew University of Jerusalem, Rehovot, Israel
J Nutr 132:2743-7. 2002..Colitis is amplified by deficiency and ameliorated by supplementation of the vitamin. These findings have implications for the management of inflammatory bowel disease... - Vitamin A as an anti-inflammatory agentRam Reifen
The School of Nutritional Sciences, The Hebrew University of Jerusalem, PO Box 12, Rehovot 76100, Israel
Proc Nutr Soc 61:397-400. 2002..The two main mechanisms which appear to be involved in the prevention of disease are the effects of vitamin A on the immune system and the effect on epithelial integrity... - Oral cancer cells differ from normal oral epithelial cells in tissue like organization and in response to lycopene treatment: an organotypic cell culture studyOrly Livny
Institute of Biochemistry, Food Science and Nutrition, Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot, 76100, Israel
Nutr Cancer 47:195-209. 2003..We conclude that lycopene is a promising chemopreventive, pro-differentiating, and anticarcinogenic agent. No adverse effects of lycopene were detected in normal cells cultured in either monolayer or organotypic systems... 
Multistep mechanism of probiotic bacterium, the effect on innate immune systemEinat Amit-Romach
Department of Animal Science, The Robert H Smith Faculty of Agriculture, Food and Environment, The Hebrew University of Jerusalem, Rehovot 76100, Israel
Mol Nutr Food Res 54:277-84. 2010..These results provide additional support for the positive effect of probiotics in the gut and may shed light on the mechanism by which probiotic bacteria exert their action in an animal model...- Dietary iron affects inflammatory status in a rat model of colitisRam Uritski
School of Nutritional Sciences, The Hebrew University of Jerusalem, Rehovot, Israel
J Nutr 134:2251-5. 2004..In conclusion, we suggest that low rather than normal or high iron supplementation should be considered for the treatment of iron deficiency in inflammatory bowel disease... - Vitamin A exerts its activity at the transcriptional level in the small intestineGidi Zaiger
School of Nutritional Sciences, The Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot 76100, Israel
Eur J Nutr 43:259-66. 2004..was to examine the effects of vitamin-A deficiency on the small intestinal morphology and on brush-border enzyme function and expression... - Mucosal function in rat jejunum and ileum is altered by induction of colitisEinat Amit-Romach
Department of Animal Science, Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot 76100, Israel
Int J Mol Med 18:721-7. 2006..Involvement of the ileum and jejunum in TNBS-induced colitis may be related to the systemic reaction of the immune system and mucosa to colitis... - 5-ASA and lycopene decrease the oxidative stress and inflammation induced by iron in rats with colitisRam Reifen
The School of Nutritional Sciences, The Hebrew University of Jerusalem, Jerusalem, Israel
J Gastroenterol 39:514-9. 2004..Simultaneous treatment with 5-ASA and/or lycopene minimizes the potential hazard of iron. Therefore, we suggest giving iron supplementation with 5-ASA or lycopene or both... - Bacterial population and innate immunity-related genes in rat gastrointestinal tract are altered by vitamin A-deficient dietEinat Amit-Romach
Department of Animal Science, The Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot 76100, Israel
J Nutr Biochem 20:70-7. 2009..The current study indicates that vitamin A deficiency interferes with the integrity of the gastrointestinal mucosal barrier... - Therapeutic potential of two probiotics in inflammatory bowel disease as observed in the trinitrobenzene sulfonic acid model of colitisEinat Amit-Romach
Department of Animal Science, The Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot, Israel
Dis Colon Rectum 51:1828-36. 2008.... - Dietary intake of pilots in the Israeli Air ForceAliza H Stark
Faculty of Agricultural, Food, and Environmental Quality Sciences, School of Nutritional Sciences, The Hebrew University of Jerusalem, Rehovot, Israel
Mil Med 173:780-4. 2008..Overall, the diet of Israeli pilots was found to be well balanced, but negative dietary patterns (i.e., high cholesterol intake and low fiber intake) characteristic of the general population were observed in this group... - Computed tomographic analysis of calvarial hyperostosis in captive lionsRuth Gross-Tsubery
Koret School of Veterinary Medicine, Hebrew University of Jerusalem, Rehovot 76100, Israel
Vet Radiol Ultrasound 51:34-8. 2010..CT is useful for detection of the calvarial abnormalities in lions and may be useful in further defining this syndrome... - Needle biopsy for hepatic vitamin A levels in lions (Panthera leo)Merav H Shamir
Neurology and Neurosurgery Service, Hebrew University Veterinary Teaching Hospital, Koret School of Veterinary Medicine, Hebrew University of Jerusalem, P O Box 12, 76100 Rehovot, Israel
J Zoo Wildl Med 43:207-13. 2012..In conclusion, the percutaneous needle liver biopsy technique is a reliable, practical, safe tool for obtaining liver tissue samples antemortem for assessment of the VA status in lions and can be used in future studies... - Effect of nutrition on growth in short stature before and during growth-hormone therapyZvi Zadik
Pediatric Endocrine Unit, Kaplan Hospital, Rehovot 76100, Israel
Pediatrics 116:68-72. 2005..The objective of this study was to study the effect of caloric intake on growth before and during GH therapy... - Beta-carotene bioavailability from differently processed carrot meals in human ileostomy volunteersOrly Livny
Institute of Biochemistry, Food Science and Nutrition, Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, 76100, Rehovot, Israel
Eur J Nutr 42:338-45. 2003..Moderate carotenoid plasma response was detected within 6 h following the administration of cooked processed carotenoid-containing single meal... - High selenium diet protects against TNBS-induced acute inflammation, mitochondrial dysfunction, and secondary necrosis in rat colonOren Tirosh
The School of Nutritional Sciences, Institute of Biochemistry, Food Science and Nutrition, Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot, Israel
Nutrition 23:878-86. 2007..We studied the protective effects of selenium in a rat model of 2,4,6-trinitrobenzene sulfonic acid (TNBS)-induced colitis to elucidate a possible mechanism of action... - Dietary acculturation and increasing rates of obesity in Ethiopian women living in IsraelHadas Regev-Tobias
The Hebrew University of Jerusalem, The Robert H Smith Faculty of Agriculture, Food and Environment, Institute of Biochemistry, Food Science and Nutrition, Rehovot, Israel
Nutrition 28:30-4. 2012..This study investigated changes in nutritional status and eating behaviors in female Ethiopian immigrants in Israel... - DNA microarray technology reveals similar gene expression patterns in rats with vitamin a deficiency and chemically induced colitisTalia Nur
The School of Nutritional Sciences, The Hebrew University of Jerusalem, 76100 Rehovot, Israel
J Nutr 132:2131-6. 2002..Further investigation is required to elucidate the importance of each of the regulated genes to the pathology of colitis and vitamin A inadequacy... - Vitamin A deficiency induces morphometric changes and decreased functionality in chicken small intestineZ Uni
Department of Animal Science, Faculty of Agriculture, Food and Environmental Quality Sciences, Hebrew University of Jerusalem, Rehovot, Israel
Br J Nutr 80:401-7. 1998..The evidence presented in our paper suggests that the low vitamin A supply interferes with the normal activity of chicken intestinal mucosa as it influences the processes of proliferation and maturation of enterocytes... - Vitamin A deficiency interferes with proliferation and maturation of cells in the chicken small intestineZ Uni
Department of Animal Sciences, The Faculty of Agricultural, Food and Environmental Quality Services, The Hebrew University of Jerusalem, Rehovot, Israel
Br Poult Sci 41:410-5. 2000.... - Quantitative trait loci governing carotenoid concentration and weight in seeds of chickpea (Cicer arietinum L.)S Abbo
Institute of Plant Science and Genetics in Agriculture, The Hebrew University of Jerusalem, Rehovot, Israel
Theor Appl Genet 111:185-95. 2005..The results of this investigation may assist in improving the nutritional quality of chickpea... - Adult height and weight of breast-fed and bottle-fed Israeli infantsZvi Zadik
The Pediatric Endocrine Unit, Kaplan Medical Center, Hadassah Medical School, Rehovot, Israel
J Pediatr Gastroenterol Nutr 37:462-7. 2003..Breast-fed infants grow more slowly than bottle-fed infants. This growth deceleration sometimes alarms health care personnel to the point of considering other forms of nutrition... - Lycopene inhibits proliferation and enhances gap-junction communication of KB-1 human oral tumor cellsOrly Livny
Institute of Biochemistry, Food Science and Nutrition, Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot 76100, Israel
J Nutr 132:3754-9. 2002..The results of the present study further support the hypothesis that carotenoids in general, and lycopene in particular, may be effective anticarcinogenic agents in oral carcinogenesis... - Update on alpha-linolenic acidAliza H Stark
The Hebrew University of Jerusalem, Faculty of Agricultural, Food and Environmental Quality Sciences, Institute of Biochemistry, Food Science and Nutrition, School of Nutritional Sciences, Rehovot, Israel
Nutr Rev 66:326-32. 2008..Recommended levels for ALA intake have been set, yet the possible advantages of its consumption are just being revealed... - ROS-production-mediated activation of AP-1 but not NFkappaB inhibits glutamate-induced HT4 neuronal cell deathMichal Aharoni-Simon
The School of Nutritional Sciences, Institute of Biochemistry, Food Science and Nutrition, Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Israel
Antioxid Redox Signal 8:1339-49. 2006..Thus, although ROS are significant to the cell-death effect induced by glutamate, they also activate protective pathways mediated by increasing AP-1 activity, and not that of NFkappaB... - The significance of routine duodenal biopsies in pediatric patients undergoing upper intestinal endoscopyMichal Kori
The Pediatric Gastroenterology and Nutrition Pathology Department, Kaplan Hospital, Rehovot, Israel
J Clin Gastroenterol 37:39-41. 2003..To determine the significance of performing routine duodenal biopsies during upper intestinal endoscopy in a pediatric population and to evaluate their contribution to the overall diagnosis... - Sub-occipital craniectomy in a lion (Panthera leo) with occipital bone malformation and hypovitaminosis AMerav H Shamir
Neurology and Neurosurgery Service, Koret School of Veterinary Medicine, The Hebrew University of Jerusalem, P O Box 12, 76100 Rehovot, Israel
J Zoo Wildl Med 39:455-9. 2008..While conservative treatment failed, suboccipital craniectomy removed the thickened occipital bone and was demonstrated to be a successful surgical intervention that can be used to treat more severely affected lions... - Weight gain reduction in mice fed Panax ginseng saponin, a pancreatic lipase inhibitorNaama Karu
Institute of Biochemistry, Food Science and Nutrition, and The Otto Warburg Minerva Center for Agricultural Biotechnology, The Faculty of Agricultural, Food and Environmental Quality Sciences, The Hebrew University of Jerusalem, Rehovot, Israel
J Agric Food Chem 55:2824-8. 2007..These metabolic effects of the ginseng saponins may be mediated by inhibition of pancreatic lipase activity... - Vitamin A and iron supplementation is as efficient as hormonal therapy in constitutionally delayed childrenZ Zadik
Pediatric Endocrine Unit, Kaplan Medical Center, Rehovot, Israel
Clin Endocrinol (Oxf) 60:682-7. 2004..To assess the effect of nutritional supplementation on growth and puberty in constitutionally delayed children... - Vitamin A during pregnancyR Reifen
The School of Nutritional Sciences, The Hebrew University of Jerusalem, Israel
Nutr Health 15:237-43. 2001..A review of the current knowledge and prospects for future research is presented... - "Functional food" for acceleration of growth in short children born small for gestational ageZ Zadik
The School of Nutritional Sciences, The Hebrew University of Jerusalem, Israel
J Pediatr Endocrinol Metab 23:435-41. 2010..To assess the effect of nutritional supplementation on growth in short children born small for gestational age (SGA)... - Pyrrolidine dithiocarbamate protects against thioacetamide-induced fulminant hepatic failure in ratsRafael Bruck
Department of Gastroenterology, E Wolfson Medical Center, 58100, Holon, Israel
J Hepatol 36:370-7. 2002.... - Repeated allergen challenge in rats increases vitamin A consumptionDavid Shoseyov
Pediatric Pulmonology Clinic, Bikur Cholim Hospital, Haddasa Medical School, Jerusalem, Israel
Chest 122:1407-11. 2002..CONCLUSIONS: We conclude that vitamin A utilization is increased during repeated allergen challenge and allergic bronchitis, most probably due to increased demand for epithelial repair... - Inequality of international public healthMichael Crawford
Lancet 359:258-9. 2002 - Longitudinal monitoring of bone measured by quantitative multisite ultrasound in patients with Crohn's diseaseZvi Zadik
Pediatric Endocrine Unit, Kaplan Medical Center, Hadassah Medical School, Jerusalem, Israel
J Clin Gastroenterol 39:120-3. 2005..This may cause a suboptimal peak bone mass and thereby susceptibility to osteoporosis at an early age... - The pattern of sesame sensitivity among infants and childrenIlan Dalal
Pediatric Allergy and Clinical Immunology Unit, Hebrew University, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
Pediatr Allergy Immunol 14:312-6. 2003..Although sesame products have become fashionable in westernized countries, early exposure may cause sesame to share eventually the same 'noteriety and fate' as peanut - a major cause of severe food allergic reactions... - Longitudinal monitoring of bone accretion measured by quantitative multi-site ultrasound (QUS) of bones in patients with delayed puberty (a pilot study)Zvi Zadik
The Pediatric Endocrine Unit, Kaplan Medical Center, Hadassah Medical School, 76100 Rehovot, Israel
Osteoporos Int 16:1036-41. 2005..to compare the effect of anabolic agents on bone accretion in boys with constitutional delay of puberty (CGDP)...