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期刊论文 1

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2015 1

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A comprehensive analysis of immunoglobulin heavy chain genes in the Bactrian camel (

Zuoxiang LIANG,Tao WANG,Yi SUN,Wenlong YANG,Zhihong LIU,Jing FEI,Ying GUO,Qingwei MA,Qingjie PAN,Liming REN

《农业科学与工程前沿(英文)》 2015年 第2卷 第3期   页码 249-259 doi: 10.15302/J-FASE-2015056

摘要: Heavy chain only antibodies (HCAbs) represent a rare type of antibody that is devoid of light chains and the CH1 domain that have been reported in cartilaginous fish and camelids. By analyzing transcript data and genome sequences, we conducted a comprehensive analysis of Bactrian camel immunoglobulin heavy chain genes. Based on the transcript data, one gene, five genes, one gene and one gene were found. Additionally, the variable region of HCAbs (VHH) and the conventional antibodies (VH) sequences associated with the , and genes were amplified. Based on these genome sequences, seven , six , , , , , and genes and a portion of a gene were observed. Different Kozak sequences within different VH families were found in our analysis, and the variability index differed between the VHH3 and VH3 families. Phylogenetic analysis of the constant regions of the camelid immunoglobulin genes indicates that these genes appeared before the evolutionary divergence of Bactrian camels and dromedaries.

关键词: Bactrian camel     heavy-chain antibodies     VHH     γ3    

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A comprehensive analysis of immunoglobulin heavy chain genes in the Bactrian camel (

Zuoxiang LIANG,Tao WANG,Yi SUN,Wenlong YANG,Zhihong LIU,Jing FEI,Ying GUO,Qingwei MA,Qingjie PAN,Liming REN

期刊论文