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| 1 | Prevalence of Nonalcoholic Fatty Liver Disease and Nonalcoholic Steatohepatitis Among a Largely Middle-Aged Population Utilizing Ultrasound and Liver Biopsy: A Prospective Study显示文摘 | Christopher D. Williams Joel Stengel Michael I. Asike Dawn M. Torres Janet Shaw Maricela Contreras Cristy L. Landt Stephen A. Harrison | 2011 | Gastroenterology2011,,1: | 20 |
| 2 | Protective effect of some vitamins against the toxic action of ethanol on liver regeneration induced by partial hepatectomy in rats显示文摘AIM: To investigate the effects of vitamins (A, C and E) on liver injury induced by ethanol administration during liver regeneration in rats. METHODS: Male Wistar rats subjected to 70% partial hepatectomy were divided into five groups (groups 1-5). During the experiment, animals of Group 1 drank only water. The other four groups (2-5) drank 30 mL of ethanol/L of water. Group 3 additionally received vitamin A, those of group 4 vitamin C and those of group 5 received vitamin E. Subsequently serum alanine aminotransferase (ALT), aspartate aminotransferase (AST), albumin and bilirubin were measured colorimetrically. Lipid peroxidation (thiobarbituric-acid reactive substances, TBARS) both in plasma and liver was measured, as well as liver mass gain assessment and total DNA. RESULTS: Compared with sham group, serum AST and ALT increased significantly under ethanol treatment (43% and 93%, respectively, with P < 0.05). Vitamin C and vitamin E treatment attenuated the ethanol-induced increases in ALT and AST activity. Ethanol treatment also decreased serum albumin concentration compared to sham group (3.1 ± 0.4 g/dL vs 4.5 ± 0.2 g/dL; P < 0.05). During liver regeneration vitamins C and E significantly ameliorated liver injury for ethanol administration in hepatic lipid peroxidation (4.92 nmol/mg and 4.25 nmol/mg vs 14.78 nmol/mg, respectively, with P < 0.05). In association with hepatic injury, ethanol administration caused a significant increase in both hepatic and plasma lipid peroxidation. Vitamins (C and E) treatment attenuated hepatic and plasma lipid peroxidation. CONCLUSION: Vitamins C and E protect against liver injury and dysfunction, attenuate lipid peroxidation, and thus appear to be significantly more effective than vitamin A against ethanol-mediated toxic effects during liver regeneration. | Carlett Ramírez-Farías Eduardo Madrigal-Santillán José Gutiérrez-Salinas Nidia Rodríguez-Sánchez Maricela Martínez-Cruz Ilse Valle-Jones Ingrid Gramlich-Martínez Alejandra Hernández-Ceruelos José A Morales-González | 2008 | World Journal of Gastroenterology2008,14,6: | 8 |
| 3 | Prevalence of Nonalcoholic Fatty Liver Disease and Nonalcoholic Steatohepatitis Among a Largely Middle-Aged Population Utilizing Ultrasound and Liver Biopsy: A Prospective Study显示文摘 | Christopher D. Williams Joel Stengel Michael I. Asike Dawn M. Torres Janet Shaw Maricela Contreras Cristy L. Landt Stephen A. Harrison | 2011 | Gastroenterology2011,,1: | 5 |
| 4 | 西印度洋地区海草生态系统显示文摘海草是海洋被子植物,广泛分布在温带和热带的海岸带水域,是地球上水生生态系统中最具生产力的生物之一。在西印度洋地区大概有13种海草,这些海草覆盖了12000kg海岸线的近岸柔软海底广大区域。海草床一般分布在潮间带和潮下带,有时向下延伸至40m,并经常出现在珊瑚礁和红树林附近。由于具有很高的初级生产力和复杂的栖息环境,海草供养了许多底栖生物和浮游生物。许多鱼类和贝类,包括那些具有商业价值的种类都被吸引到海草栖息地,将海草作为其食物来源和避难场所,特别是在它们的幼年期。分布在西印度洋海草床附近广泛而丰富的鱼类资源就足以说明这一点。这些鱼分别属于天竺鲷科、亚科、玻甲鱼科、银鲈科、虾虎鱼科、隆头鱼科、裸颊鲷科、笛鲷科、单角亚科、鹦嘴鱼科、科、篮子鱼科、海龙科和Teraponidae科。因此,西印度洋地区的海草生态系统无论对当地还是整个地区的渔业发展都是非常有价值的资源。尽管如此,与其他地区相比,该地区有关海草资源的研究还十分缺乏,而且大多数研究也都集中在植物多样性和生态学上。本文主要阐述西印度洋地区海草床研究现状,特别强调鱼类和渔业。目前,该课题的大多数研究主要是在东非海岸开展的,如肯尼亚,坦桑尼亚,莫桑比克以及南非东部地区,而在索马里和西印度洋地区的岛屿国家(塞舌尔、科摩罗、法属留尼旺岛、毛里求斯、马达加斯加等)此类研究却很少,有关海草鱼类生态系统的论文也少有发表,而且大部分都是描述性的。因此,需要通过研究和实验获得有关描述模式和处理方法的科学知识。关于海草鱼类群落的定量研究,类似本文所介绍的案例研究在西印度洋地区是很少的,而这些研究对于渔业的管理前景而言是必不可少的。值得强调的是由于海岸人口的不断增长以及人类活动的侵扰给该地区海草床带来的压力与日俱增,如污染,海水富营养化,沉积作用,捕鱼以及无脊椎动物的采集等活动,而这些活动对于海草床的影响却鲜为人知。因此,需要开展广泛的研究,为西印度洋地区海草生态系统可持续管理提供有用的信息服务。 | Martin Gullstrm Maricela de la Torre Castro Salomo O.Bandeira Mats Bjrk Mattis Dahlberg Nils Kautsky Patrik Rnnbck Marcus C.hman 章任群 | 2002 | AMBIO-人类环境杂志2002,31,7: | 2 |
| 5 | Blood copper levels in mexiaean users of the TCu380A IUD 显示文摘 | Dolores D Angeles C Maricela A | 2005 | Contraception2005,72,1: | 1 |
| 6 | Effects of water content and chemical composition on structural properties of alkaline activated metakaolin-based geo-polymers 显示文摘 | LIZCANO MARICELA GONZALEZ ANDRES BASU SANDIP ct al | 2012 | J Am Ceram Soc2012,95,7: | 1 |
| 7 | Investigation of the effects of ultrasound on vegetal tissues during solvent extraction显示文摘 | MARICELA T VINATORU M PANIWNYK L | 2001 | Ultrasonics Sonochemistry2001,8,2: | 1 |
| 8 | In vitro resistance to 5-nitroimidazoles and benzimidazoles in Giardia duodenalis : Variability and variation in gene expression显示文摘 | Raúl Argüello-García Maricela Cruz-Soto Lydia Romero-Montoya Guadalupe Ortega-Pierres | 2009 | Infection, Genetics and Evolution2009,,: | 1 |
| 9 | Investigation of the effects of ultrasound on vegetal tissues during solvent extraction 显示文摘 | Maricela T Vinatoru M Paniwnyk L | 2001 | Ultrasonics Sonochemistry2001,8,2: | 1 |
| 10 | Investigation of the effects of ultrasound on vegetal tissues during solvent extraction显示文摘 | Maricela Toma M Vinatoru L Paniwnyk | 2001 | Ultrasonics sonochemistry2001,8,: | 1 |
| 11 | The Role of Changes in Extracellular Matrix of Cartilage in the Presence of Inflammation on the Pathology of Osteoarthritis显示文摘 | Maricela M Nam J | 2013 | Biomed Res Int2013,,28: | 1 |
| 12 | Investigation of the effects of ultrasound on vegetal tissues during solvent extraction显示文摘 | Maricela T Vinatoru M Paniwnyk L | 2001 | Ultrasonics Sonochemistry2001,,8: | 1 |
| 13 | The use of ultrasound for the extraction of bioactive principles from plant materials显示文摘 | Vinatoru M Maricela T Otilia R | 1997 | Ultrasonics Sonochemistry1997,4,2: | 1 |
| 14 | Effect of capsaicin from red pepper (capsicum) on the deposition of carotenoids in egg yolk显示文摘 | Maricela Gonzalez Eduardo Castano Emesto Avila | 1999 | Sci Food Agric1999,79,: | 1 |
| 15 | Value of estrogen and progesterone receptors in the management of intraepithelial squamors lesions of low grade 显示文摘 | Gonzalez SJL Chavez BJ Maricela RA | 2001 | Ginecol Obstet Mex2001,69,: | 1 |
| 16 | Investigation of the effects of ultrasound on vegetal tissues during solvent extraction 显示文摘 | Maricela T Vinatoru M Paniwnyk L | 2001 | Ultrasonics Sonochemistry2001,,8: | 1 |
| 17 | The use of ultrasound for the extraction of bioactive principles from plant materials显示文摘 | VINATORU M MARICELA T OTILIA R | 1997 | Ultrason Sonochem1997,41,: | 1 |
| 18 | Coexisting role of fasting or feeding and dietary lipids in the control of gene expression of enzymes involved in the synthesis of saturated, monounsaturated and polyunsaturated fatty acids显示文摘 | Maricela R C Rafil S G Apolos M | 2012 | Gene2012,496,1: | 1 |
| 19 | Quantitative structure-retention relationships of polycyclic aromatichydrocarbons gas-chromatographic retention indices显示文摘 | Juan CD Maricela VR Ricardo VR | 2010 | Journal of Chromatography A2010,1217,: | 1 |
| 20 | Investigation of the effects of ultrasound on vegetal tissues during solvent extraction显示文摘 | Toma Maricela Vinatoru M Paniwnyk L | 2001 | Ultrasonics Sonochemistry2001,8,2: | 1 |