Ajesara naa tun le dena arun naa bi a ba funni laaarin ojo die leyin ti eniyan ba ti wa ni ayika ibiti arun naa gbe waye.Ajesara naa ko lewu lati lo, eyi si kan awon to ni akoran arun HIV paapaa.. 
<no>>Biochemistry, nígbà wọ́n maa ń pèé ní biological chemistry, jẹ́ ìmọ̀  ìlànà kẹ́míkà àgọ́ ara àtí ìbáṣepọ̀ wọn pẹ̀lú ohun ẹlẹ́mi.. 