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脾脏集落形成病毒的Friend毒株:一种小鼠C型亲嗜性病毒序列与异嗜性病毒相关序列之间的重组体。

Friend strain of spleen focus-forming virus: a recombinant between mouse type C ecotropic viral sequences and sequences related to xenotropic virus.

作者信息

Troxler D H, Boyars J K, Parks W P, Scolnick E M

出版信息

J Virol. 1977 May;22(2):361-72. doi: 10.1128/JVI.22.2.361-372.1977.

Abstract

The genome of the Friend strain of the spleen focus-forming virus (SFFV) has been analyzed by molecular hybridization. SFFV is composed of genetic sequences homologous to Friend type C helper virus (F-MuLV) and SFFV-specific sequences not present in F-MuLV. These SFFV-specific sequences are present in both the Friend and Rauscher strains of murine erythroleukemia virus. The SFFV-specific sequences are partially homologous to three separate strains of mouse xenotropic virus but not to several cloned mouse ecotropic viruses. Thus, the Friend strain of SFFV appears to be a recombinant between a portion of the F-MuLV genome and RNA sequences that are highly related to murine xenotropic viruses. The implications of the acquisition of the xenotropic virus-related sequences are discussed in relation to the leukemogenicity of SFFV, and a model for the pathogenicity of other murine leukemia-inducing viruses is proposed.

摘要

已通过分子杂交分析了脾集落形成病毒(SFFV)Friend株的基因组。SFFV由与Friend C型辅助病毒(F-MuLV)同源的遗传序列和F-MuLV中不存在的SFFV特异性序列组成。这些SFFV特异性序列存在于鼠红细胞白血病病毒的Friend株和Rauscher株中。SFFV特异性序列与三株不同的小鼠嗜异性病毒部分同源,但与几株克隆的小鼠亲嗜性病毒不同源。因此,SFFV的Friend株似乎是F-MuLV基因组的一部分与与小鼠嗜异性病毒高度相关的RNA序列之间的重组体。本文讨论了获得嗜异性病毒相关序列对SFFV致白血病性的影响,并提出了其他鼠白血病诱导病毒的致病模型。

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Friend disease in vitro.体外Friend病
J Exp Med. 1981 Sep 1;154(3):594-608. doi: 10.1084/jem.154.3.594.

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Kinetic complexity of RNA molecules.RNA分子的动力学复杂性。
J Mol Biol. 1972 Jan 14;63(1):21-39. doi: 10.1016/0022-2836(72)90519-0.

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