Drug resistance

Drug resistance
The ability of bacteria and other microorganisms to withstand a drug to which they were once sensitive (and were once stalled or killed outright).

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1. the ability of a microorganism or virus to withstand the effects of a drug that are lethal to most members of its species. Primary drug resistance refers to initial infection by a resistant organism; secondary drug resistance is resistance that develops during the course of therapy. See also multidrug r. Microbial resistance to a drug can be symbolized by the superscript R, R, r, or r attached to the name of the drug. 2. resistance by a tumor cell line to a cytotoxic compound or compounds.

Medical dictionary. 2011.

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  • Drug resistance — is the reduction in effectiveness of a drug such as an antimicrobial or an antineoplastic[1] in curing a disease or condition. When the drug is not intended to kill or inhibit a pathogen, then the term is equivalent to dosage failure or drug… …   Wikipedia

  • drug resistance — noun The medical condition in which tissues become resistant after treatment with drugs, commonly found with many anti tumour treatments • • • Main Entry: ↑drug …   Useful english dictionary

  • drug resistance — drug resistance. См. устойчивость к лекарственным препаратам. (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.

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  • Multiple drug resistance — or Multidrug resistance is a condition enabling a disease causing organism to resist distinct drugs or chemicals of a wide variety[1] of structure and function targeted at eradicating the organism. Organisms that display multidrug resistance can… …   Wikipedia

  • Multiple Drug Resistance — Multiple Drug Resistance, auch Multi Drug Resistance (MDR), beschreibt das Phänomen, dass Zellen (z. B. Tumorzellen, Tuberkuloseerreger) eine Resistenz gegenüber Arzneistoffen haben bzw. entwickeln. Hierfür können Transporter verantwortlich… …   Deutsch Wikipedia

  • multiple drug resistance — multiple drug resistance. См. множественная устойчивость к лекарственным препаратам. (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.

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