搜索结果: 1-15 共查到“生物学 ITS”相关记录219条 . 查询时间(0.191 秒)
The Human Genome Project was an ambitious initiative to sequence every piece of human DNA. The project drew together collaborators from research institutions around the world, including MIT's Whitehea...
The most common organism in the oceans harbors a virus in its DNA（图）
organism oceans harbors virus DNA
2020/6/5
The most common organism in the oceans, and possibly on the entire planet, is a family of single-celled marine bacteria called SAR11. These drifting organisms look like tiny jelly beans and have evolv...
Researchers learn how the cancer-causing stomach bacterium Helicobacter maintains its shape（图）
Researchers cancer-causing stomach bacterium Helicobacter
2020/2/20
NSF-funded scientists reporting in the journal eLife have revealed that they are closer to understanding a risk factor for stomach cancer: how the bacterium Helicobacter pylori...
L-selectin gene polymorphism and its association with clinical mastitis, somatic cell score, and milk production in Polish Holstein-Friesian cattle
SELL udder inflammation milk production traits cows
2018/11/23
Bovine mastitis is a widespread disease of the mammary gland, highly contributing to the increase in veterinary costs in dairy industry. In the present study, the genetic polymorphism within bovine L-...
Rumen undegradable protein (RUP) and its intestinal digestibility after steam flaking of cereal grains
heat treatment protein fractions protein degradability
2018/11/23
While it is known that heat treatment of cereal grains generally improves the nutritional value for ruminants, simultaneous information on rumen degradability and intestinal digestibility of the rumen...
锁阳ITS序列遗传多样性分析
锁阳 ITS 遗传多样性 中性假说
2018/6/7
为阐明锁阳(Cynomorium songaricum)的遗传结构与遗传多样性, 以甘肃省河西走廊地区及青海省共18个居群的188个锁阳个体为研究对象, 利用现代分子生物学技术, 采用序列分析方法从核-质基因方面对遗传结构进行了分析。结果显示, 锁阳ITS序列总长度为687 bp, 含有7个变异位点, 定义9个单倍型, 整体单倍型多态性Hd=0.294 20, 核苷酸多样性π=0.000 49。在...
Placental vitamin D metabolism and its associations with circulating vitamin D metabolites in pregnant women
vitamin D pregnancy placenta trophoblasts vitamin D metabolism 25-hydroxyvitamin D megalin/cubilin CYP2R1 CYP27B1 CYP24A1
2018/11/21
Background: Little is known about placental vitamin D metabolism and its impact on maternal circulating vitamin D concentrations in humans.
Is the whole not greater than the sum of its parts? The case of sarcopenic obesity
muscle institutionalization fat mass sarcopenia
2018/11/14
Sarcopenia is defined as the loss of muscle mass and function with aging, which accelerates after the seventh decade of life and is a harbinger for the onset of disability and institutionalization (1)...
Choline and its metabolites are differently associated with cardiometabolic risk factors, history of cardiovascular disease, and MRI-documented cerebrovascular disease in older adults
cardiometabolic risk cerebrovascular disease choline older adults magnetic resonance imaging nutrition
2018/11/14
Background: There is a potential role of choline in cardiovascular and cerebrovascular disease through its involvement in lipid and one-carbon metabolism.
对于以种子形态为物种主要识别依据的口岸部门，外来入侵杂草长芒苋、西部苋和糙果苋一直是鉴定的难点。本文对34种苋属植物的ITS序列和26S rDNA进行分析，通过SNP变异位点及特异性引物，借助PCR-RFLP方法，对长芒苋、西部苋与糙果苋进行快速、准确的分类鉴定。ITS序列分析表明，长芒苋种内变异小，种间变异显著，可与其他苋属植物明显区分。西部苋与糙果苋之间ITS序列差异小，需依据SNP位点来区别...
Molecular characterization of snowdrop lectin (GNA) and its comparison with reported lectin sequences of Amaryllidaceae
bioinformatics biotic stress Galanthus nivalis gene cloning gene sequence insecticidal activity
2016/12/8
Plant lectins have become efficient sources of insect resistance in crops. The present study was conducted to identify, amplify, clone and characterize the plant lectin gene GNA. The lectin, present i...
Cold Spring Harbor Laboratory (CSHL) is pleased to announce the sixth meeting on the history of science organized by the Laboratory's Genentech Center for the History of Molecular Biology and Biotechn...
Future consequences of climate change for the Chesapeake Bay ecosystem and its fisheries
climate change Chesapeake Bay ecosystem
2016/5/18
Future consequences of climate change for the Chesapeake Bay ecosystem and its fisheries.
A Cell Senses Its Curves:New Research from the Whitman Center
Cell Senses Curves Whitman Center
2016/5/6
Can a cell sense its own shape? Working in the MBL’s Whitman Center research community, scientists from Dartmouth College developed an ingenious experiment to ask this question. Their concl...
Polymorphism of Insulin-like Growth Factor Binding Protein-4 Gene in 17 Pig Breeds and Its Relationship with Growth Traits
IGFBP-4 Gene Performance Traits Swine PCR-SSCP
2016/4/26
Insulin-like growth factor binding protein-4 (IGFBP-4) is a member of the IGF super family, and regulates the action of IGFs. The polymorphism of porcine IGFBP-4 gene in 17 pig breeds (total n = 570) ...