RESPIRATORY BURST
\ɹɪspˈɪɹətəɹˌɪ bˈɜːst], \ɹɪspˈɪɹətəɹˌɪ bˈɜːst], \ɹ_ɪ_s_p_ˈɪ_ɹ_ə_t_ə_ɹ_ˌɪ b_ˈɜː_s_t]\
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A large increase in oxygen uptake by neutrophils and most types of tissue macrophages through activation of an NADPH-cytochrome b-dependent oxidase that reduces oxygen to a superoxide. Individuals with an inherited defect in which the oxidase that reduces oxygen to superoxide is decreased or absent (GRANULOMATOUS DISEASE, CHRONIC) often die as a result of recurrent bacterial infections.
By DataStellar Co., Ltd
Word of the day
Snake's-head
- Guinea-hen flower; -- so called in England because its spotted petals resemble the scales of a snake's head.