CH(50)
\sˌiːˈe͡ɪt͡ʃ fˈɪfti], \sˌiːˈeɪtʃ fˈɪfti], \s_ˌiː__ˈeɪ_tʃ__ f_ˈɪ_f_t_i]\
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Usual screening assay for complement. Dilutions of the serum to be tested are added to antibody-coated erythrocytes and the percentage of lysis is measured. The values are expressed by CH50, hemolytic complement units per milliliter, which is the dilution of serum required to lyse 50 percent of the erythrocytes in the assay.
By DataStellar Co., Ltd
Word of the day
Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.