搜索结果: 16-30 共查到“知识库 动物组织学”相关记录85条 . 查询时间(4.851 秒)
Harvester ants use interactions to regulate forager activation and availability
collective behaviour complex system
2015/12/10
Social groups balance flexibility and robustness in their collective response to environmental changes
using feedback between behavioural processes that operate at different timescales. Here we...
Reference Gene Screening for Analyzing Gene Expression Across Goat Tissue
Reference Gene Expression Stability Tissue Goat
2016/5/12
Real-time quantitative PCR (qRT-PCR) is one of the important methods for investigating the changes in mRNA expression levels in cells and tissues. Selection of the proper reference genes is very impor...
Association of the Porcine Cluster of Differentiation 4 Gene with T Lymphocyte Subpopulations and Its Expression in Immune Tissues
Pig CD4 Polymorphisms T lymphocyte subpopulations Expression
2016/5/11
Cluster of differentiation 4 (CD4) is mainly expressed on CD4+ T cells, which plays an important role in immune response. The aim of this study was to detect the association between polymorphisms of t...
甘肃鼢鼠小肠仅为相同体重高原鼢鼠小肠长度的70%,为满足相同的能量需求,甘肃鼢鼠消化系统中某些部位必然会发生相应调整,以代偿其较短的小肠在能量消化吸收方面的不足。本研究应用苏木精- 伊红染色技术,对成年甘肃鼢鼠和高原鼢鼠的小肠组织学结构进行了对比研究。结果显示,甘肃鼢鼠十二指肠、空肠和回肠绒毛间距均显著小于高原鼢鼠,而其空肠管径显著大于高原鼢鼠,两种鼢鼠小肠总绒毛面积无明显差异。研究表明,甘肃鼢鼠...
Tissues Expression, Polymorphisms Identification of FcRn Gene and Its Relationship with Serum Classical Swine Fever Virus Antibody Level in Pigs
Pig FcRn Anti-CSFV Expression Polymorphism Association
2016/5/10
Neonatal Fc receptor (FcRn) gene encodes a receptor that binds the Fc region of monomeric immunoglobulin G (IgG) and is responsible for IgG transport and stabilization. In this report, the 8,900 bp po...
Effects of Growth Hormone Gene Polymorphism on Lipogenic Gene Expression Levels in Diaphragm Tissues of Japanese Black Heifers
Japanese Black Heifers GH Gene Polymorphism Fatty Acid Synthase Stearoyl-coA Desaturase Sterol Regulatory Element Binding Proteins-1
2016/5/10
Two SNPs, i.e. L127V and T172M, of bovine growth hormone (GH) causing the presence of GH gene haplotypes A, B, and C was previously shown to alter intramuscular fatty acid (FA) composition in Japanese...
Molecular Characterization and Tissue-specific Expression of a Novel FKBP38 Gene in the Cashmere Goat (Capra hircus)
Cashmere Goat FKBP38 Expression Pattern Tissue-specific Gene
2016/5/10
As a member of a subclass of immunophilins, it is controversial that FKBP38 acts an upstream regulator of mTOR signaling pathway, which control the process of cell-growth, proliferation and differenti...
Tissues Expression, Polymorphisms of IFN Regulatory Factor 6 (IRF6) Gene and Their Associated with Immune Traits in Three Pig Populations
Pig, IRF6, Expression, Polymorphisms, Association Analysis
2016/5/9
Interferon regulatory factor 6 (IRF6) gene is a member of the IRF-family, and plays functionally diverse roles in the regulation of the immune system. In this report, the 13,720 bp porcine IRF6 genomi...
研究了成年雌性黑麂(Muntiacus crinifrons)的肝、小肠和大肠的组织学结构及Ghrelin的分布。采用H.E染色法观察组织学结构,免疫组化PV-9000两步法并结合DAB显色技术确定Ghrelin的分布。结果表明,黑麂的肝组织分为被膜、肝小叶、肝中央静脉、门管区等结构。被膜为浆膜结构,肝小叶不明显。肝细胞以中央静脉为中心,呈放射状排列。肝血窦的形状不规则。肠黏膜上皮为单层柱状上皮,...
凹耳蛙消化道组织学和嗜银细胞形态观察
凹耳蛙 消化道 组织学 嗜银细胞
2012/3/22
为了揭示凹耳蛙(Odorrana tormota)消化道的基本特征,运用石蜡切片法和龙桂开银浸法对凹耳蛙消化道组织学结构及嗜银细胞的形态与分布密度进行了观察。结果显示:1凹耳蛙的胃壁具明显的纵行皱襞和胃小凹,胃腺发达,小肠可分为十二指肠和回肠,杯状细胞分散在十二指肠上皮细胞之间,十二指肠中未见十二指肠腺分布。2凹耳蛙嗜银细胞见于消化道全长,呈毛笔头样、锥体形、梭形、椭圆形和长条形等;幽门腺上皮和十...
Polymorphism of Exon 2 of BMP15 Gene and Its Relationship with Litter Size of Two Chinese Goats
Bone Morphogenetic Protein 15 (BMP15) Goat Prolificacy
2016/5/6
Polymorphisms of BMP15 gene exon 2 and its relationship with prolificacy of goats were detected by PCR-SSCP and DNA sequencing methods in Chinese two local goat breeds. The results showed that the pro...
Polymorphisms in Exon 2 of MHC Class II DRB3 Gene of 10 Domestic Goats in Southwest China
Goat Genetic Polymorphism PCR-RFLP DRB3 Gene Exon 2 Allelic Variation
2016/5/6
Polymorphism of the second exon of the caprine leukocyte antigen-DRB3 gene (CLA-DRB3*02) was investigated in this study. The 285 bp PCR product of 258 individuals from 10 domestic goat breeds in South...
Relationships of Plasma and Very Low Density Lipoprotein Lipids and Subfractions with Abdominal Fat in Chickens
Very Low Density Lipoprotein Broiler Crossbred Village Chicken Apolipoprotein
2016/5/5
A study was conducted to determine the relationships between triacylglycerol (TAG) of plasma, very low density lipoprotein (VLDL) and fat deposition in two different breeds of chickens. The VLDL apoli...
棉铃虫细胞色素P450研究取得新进展
棉铃虫 细胞色素P450 新进展
2011/10/17
棉铃虫Helicoverpa armigera是重要的农业害虫,危害多种作物。棉铃虫具有广泛的寄主并对常用杀虫剂产生了抗药性是其大发生的两个重要因素。以细胞色素P450为代表的解毒酶系对植物次生物质和杀虫剂等外源性化合物的代谢解毒作用被认为是棉铃虫化学防御的主要武器,在棉铃虫对环境的适应中起着非常重要的作用。由于细胞色素P450在研究技术上难度较大,至今有关棉铃虫细胞色素P450种类、结构、功能和...
Vitellogenin Induction and Histo-metabolic Changes Following Exposure of Cyprinus carpio to Methyl Paraben
Methyl Paraben Fish Endocrine Disruption LC50 Vitellogenin Metabolic Enzymes Histopathology Bioaccumulation
2016/5/5
Methyl paraben (MP), which is used as a preservative in pharmaceutical and cosmetic (shampoo) products, foods and beverages, enters into the aquatic environment and can pose a potential fish health ha...