| mac | A serious opportunistic infection caused by two similar bacteria (Mycobacterium avium and Mycobacterium intercellulare) found in the soil and dust particles. In AIDS, MAC can spread through the bloodstream to infect lymph nodes, bone marrow, liver, spleen, spinal fluid, lungs and intestinal tract. Typical symptoms of MAC include night sweats, weight loss, fever, fatigue, diarrhoea and enlarged spleen. MAC is usually found in people with CD4 counts below 100. MAC is also called MAI. (09 Oct 1997) |
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| Mac 1 | M_2 integrin of leucocytes. Named after macrophages. (18 Nov 1997) |
| MAC complex | complement |
| SIV(mac) proteinase | <enzyme> From macaque simian immunodeficiency virus; has 80% homology with hiv protease Registry number: EC 3.4.23.- Synonym: siv mac proteinase, sivmac proteinase siv protease (26 Jun 1999) |