helper virus

helper virus
Нормальный вирулентный штамм вируса, только в присутствии которого (при совместном заражении) дефектный вирус defective phage получает возможность размножаться в клетке-хозяине, - например, фаг -gal (часть его генома замещена бактериальным геномом) является дефектным и дает потомство только в присутствии нормального фага лямбда.

Англо-русский толковый словарь генетических терминов. — М.: Изд-во ВНИРО. . 1995.

Смотреть что такое "helper virus" в других словарях:

  • helper virus — helper virus. См. вирус помощник. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Helper virus — A helper virus is a virus used when producing copies of a helper dependent viral vector which does not have the ability to replicate on its own. The helper virus is used to coinfect cells alongside the viral vector and provides the necessary… …   Wikipedia

  • helper virus — a virus (e.g., the Rous associated virus) that aids the development of a defective virus by supplying or restoring the activity of a viral gene or enabling a defective virus (e.g., the Rous sarcoma virus) to form a protein coat …   Medical dictionary

  • helper virus — A virus that will allow the replication of a co infecting defective virus by producing the necessary protein …   Dictionary of molecular biology

  • helper virus — A virus that provides a function or functions to another virus in the same cell …   Glossary of Biotechnology

  • Friend helper virus — Mouse (lymphoid) leukaemia virus present in stocks of Friend virus, that was believed at one time to assist its replication. Molecular cloning of Friend virus has since shown that it is non defective …   Dictionary of molecular biology

  • Virus classification — is the process of naming viruses and placing them into a taxonomic system. Similar to the classification systems used for cellular organisms, virus classification is the subject of ongoing debate and proposals. This is mainly due to the pseudo… …   Wikipedia

  • Helper dependent virus — A helper dependent virus also termed a gutless virus is a synthetic viral vector dependent on the assistance of a helper virus in order to replicate.Since the genome of the gutless virus does not include genes encoding the enzymes required to… …   Wikipedia

  • Virus de la mosaïque aucuba de la pomme de terre — Virus de la mosaïque aucuba de la pomme de terre …   Wikipédia en Français

  • helper T cell — n. a type of T cell that helps coordinate the immune response, especially by activating B cells: the AIDS virus targets and destroys these T cells …   English World dictionary

  • virus — viruslike, adj. /vuy reuhs/, n., pl. viruses. 1. an ultramicroscopic (20 to 300 nm in diameter), metabolically inert, infectious agent that replicates only within the cells of living hosts, mainly bacteria, plants, and animals: composed of an RNA …   Universalium

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