遗传印迹或遗传印记(genetic imprinting) 

最近一二十年来 ,人们观察到来自父源和母源的同源等位基因在子代中会表现出不同的活性 ,此即称为遗传印迹。因此 ,在某些疾病中 ,会因父源基因或母源基因活性的不同而使病情表现出严重或轻微。通常认为遗传印迹产生的原因是 :在生殖细胞形成过程中 ,DNA甲基化
《中华预防医学杂志》  2001年 第04期 下载次数(348)| 被引次数(0)

Adenoviral-like genetic elements in Hebeloma circinans and its relationship to other protein primed replicating genomes 

AdenovirallikegeneticelementsinHebelomacircinansanditsrelationshiptootherproteinprimedreplicatinggenomesXiyuanBai,JürgenSchr...
《Chinese Medical Journal》  1997年 第10期 下载次数(9)| 被引次数(0)

Genetic co-inactivation of macrophage and T-tropicHIV-1 chemokine coreceptors CCR-5 and CXCR-4 by intrakines 

CC- chemokine receptor(CCR) - 5 is the principal coreceptor for the entry of macrophage(M) - tropic HIV- 1viruses into a cell,w
《第四军医大学学报》  2000年 第07期 下载次数(13)| 被引次数(0)

Genetic disorders of bilirubin metabolism 

Bilirubin(BR)isayelowpigmentformedbyenzymaticcleavageofhaem(feroprotoporphyrin)ofhaemoglobinandotherhaemcontainingproteins.I...
《World Journal of Gastroenterology》  1998年 第S1期 下载次数(17)| 被引次数(0)

Research Advance in Construction of Forest Genetic Linkage Map 

Forest genetic maps are an important component within the forest biologist s toolkit, underpinning forest improvement programs.The estimation of forest genet...
《Chinese Forestry Science and Technology》  2012年 第03期 下载次数(5)| 被引次数(0)

Genetic modifier genes for inherited heart and muscle disease 

Genetic mutations in single genes lead to inherited forms of cardiac and muscle disease. Cardiomyopathy from genetic mutations may develop in early or later ...
《岭南心血管病杂志》  2011年 第S1期 下载次数(21)| 被引次数(0)

Analysis of Quantum Mechanics Microscopic Mechanism on Genetic Mutagenesis of Laser 

用量子力学研究了激光对DNA的键(或链)的局域相互作用及激光对DNA分子系统的相互作用的微观机理。研究结果可以解释激光的遗传诱变效应。
《激光生物学报》  1997年 第03期 下载次数(29)| 被引次数(1)

Biochemical evidence for genetic relationship between the bisexual and parthenogenetic Artemia in China 

BiochemicalevidenceforgeneticrelationshipbetweenthebisexualandparthenogeneticArtemiainChina¥//INTRODUCTIONAnemiahasconsiderab...
《Acta Oceanologica Sinica》  1995年 第02期 下载次数(4)| 被引次数(0)

Genetic diversity of Oryza rufipogon Griff. in Hainan Province analyzed by ISSR and SSR markers 

Assessment of genetic diversity is an essential component in germplasm characterization and conservation.There are three wild rice species in Hainan Province,in...
《Ecological Economy》  2018年 第01期 下载次数(21)| 被引次数()

Dynamic Change of Genetic Diversity in Conserved Populations with Different Initial Genetic Architectures 

Maintenance and management of genetic diversity of farm animal genetic resources (AnGR) is very important for biological, socioeconomical and cultural significa...
《Journal of Integrative Agriculture》  2013年 第07期 下载次数(42)| 被引次数(3)

APPLICATION OF GENETIC NEURAL NETWORK IN Zn-27 % Al-Mg ALLOY 

A genetic neural net work m odel about design of Mg content in the alloy , based on tested databetw een Mg and tensile intensity or elongation in Zn 27 % A...
《Acta Metallurgica Sinica(English Letters)》  1999年 第05期 下载次数(11)| 被引次数(0)

Analysis on Genetic Diversity and Genetic Basis of the Main Sesame Cultivars Released in China 

SRAP (sequence-related amplified polymorphism) was used for the analysis of 67 sesame (Sesamum indicum L.) cultivars widely used in Chinese sesame major product...
《Agricultural Sciences in China》  2011年 第04期 下载次数(99)| 被引次数(6)

Coverage Area of Genetic Modified Plants Breaking through 50 million Hectares in 2001 

According to the statistics of an international biotech institution, coverage area for genetic modified plants reached 52.6 million hectares in the world in...
《China's Foreign Trade》  2003年 第01期 下载次数(3)| 被引次数(0)

Using Genetic Algorithms to Improve the Search of the Weight Space in Cascade-Correlation Neural Network 

UsingGeneticAlgorithmstoImprovetheSearchoftheWeightSpaceinCascade-CorrelationNeuralNetwork¥E.A.Mayer,K.J.Cios,L.Berke&A.Vary(...
《Chinese Journal of Systems Engineering and Electroni…》  1995年 第02期 下载次数(30)| 被引次数(0)

Research Progress on Genetic Diversity of Cultivated Soybean Germplasm Resources in China 

In this paper,by analyzing the genetic diversity of cultivated soybean germplasm resources in China,the environmental and genotypic factors that affect the gene...
《Agricultural Biotechnology》  2018年 第02期 下载次数(20)| 被引次数()

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