搜索结果: 1-15 共查到“生物学 genetic”相关记录440条 . 查询时间(0.171 秒)
Anew genetic variant that protects against Alzheimer’s disease has been identified by an international team led by Harvard Medical School investigators at Massachusetts General Hospital and Massachuse...
Scientists discover a new way of sharing genetic information in a common ocean microbe（图）
海洋微生物 共享 遗传信息 原绿球菌 光合生物 基因转移
2023/6/21
From the tropics to the poles, from the sea surface to hundreds of feet below, the world’s oceans are teeming with one of the tiniest of organisms: a type of bacteria called Prochlorococcus, which des...
Ateam of researchers led by Harvard and Broad Institute scientists has developed a new drug-delivery system using engineered DNA-free virus-like particles (eVLPs) that is able to edit genes associated...
Imagine a ball thrown in the air: It curves up, then down, tracing an arc to a point on the ground some distance away. The path of the ball can be described with a simple mathematical equation, and if...
The cost of DNA sequencing has plummeted at a rate faster than Moore’s Law, opening large markets in the sequencing space. Genomics for cancer care alone is predicted to hit $23 billion by 2025, but s...
Genomic analyses reveal the genetic basis of early maturity and identification of loci and candidate genes in upland cotton (Gossypium hirsutum L.)
陆地棉 全基因组 重测序方法 SNP变异图谱
2024/5/17
本研究利用收集的436份国内外变异广泛的陆地棉材料，采用全基因组重测序方法，构建了群体的SNP变异图谱，通过对包含136份早熟棉资源在内的356份陆地棉材料进行深度重测序，并结合公共数据库中的80份陆地棉材料共获得了10,118,884个高质量的SNPs。利用全基因组关联分析（GWAS）鉴定到控制陆地棉早熟性的307个显著遗传位点和重要调控基因。两个早熟遗传热点区域位于 D03和A05&...
Asian butterfly populations show different mimicry patterns,thanks to genetic 'switch'（图）
Asian butterfly populations different mimicry patterns genetic 'switch'
2021/1/28
A new study by researchers at the University of Chicago and the City College of New York has identified a unique, genetic "mimicry switch" that determines whether male and female Elymni...
Toxic tiger rattlesnake venom advances genetic science techniques（图）
Toxic tiger rattlesnake venom advances genetic science techniques
2021/1/28
The tiger rattlesnake possesses the simplest, yet most toxic, venom of any rattlesnake species. Now new research led by a University of South Florida biologist explains the genetics behind t...
Genetic material packaged inside cells is more solid than liquid（图）
Genetic material packaged inside cells more solid than liquid
2021/1/18
Biochemists have helped answer a fundamental question that has lingered since the discovery of DNA: Is chromatin -- the complex package of DNA and proteins in the nucleus of our cells -- a solid or a ...
How do sunflowers manage to grow in the desert? Wild sunflowers display extensive variation, both between and within species. Scientists now report that variation is preserved by blocks of "supergenes...
Genetic barcodes can ensure authentic DNA fingerprints（图）
Genetic barcodes ensure authentic DNA fingerprints
2020/6/5
Engineers at Duke University and New York University have demonstrated a method for ensuring that an increasingly popular method of genetic identification called DNA fingerprinting remains s...
Modern humans, Neanderthals share a tangled genetic history, study affirms（图）
Modern humans Neanderthals tangled genetic history
2020/4/17
In recent years, scientists have uncovered evidence that Neanderthals and modern humans interbred. Previous research has shown that Neanderthals who were connected to the Vindija Cave in modern-day Cr...
安徽师范大学分子生物学英文课件Chapter3 The Transfer of Genetic Information
安徽师范大学 分子生物学 英文课件 Chapter3 Transfer Genetic Information
2019/11/26
安徽师范大学分子生物学英文课件Chapter3 The Transfer of Genetic Information。
New insights into genetic basis of bird migration（图）
New insights genetic basis bird migration
2019/10/18
A gene associated with the migratory patterns of golden-winged and blue-winged warblers could lend insight into the longstanding question of how birds migrate across long distances.A new study led by ...
Genetic redundancy aids competition among symbiotic bacteria in squid（图）
Genetic redundancy aids competition symbiotic bacteria squid
2019/10/21
The molecular mechanism used by many bacteria to kill neighboring cells has redundancy built into its genetic makeup, which could allow for the mechanism to be expressed in different environments, say...