Proteins or polypeptides. (They are interchangeable)
HIV or Human Immunodeficiency Virus is a viral infection, which directly attacks Leukocytes (white blood cells). Leukocytes are the cells responsible for fighting infections that break past the skin. If the infection is not controlled it can cause a range of disorder's which form a syndrome called AIDS or Acquired Immunodeficiency Disorder Syndrome. When this happen common infection for such thing as a common cold can turn lethal as the body is unable to fight pathogen's effectively.
If there is no response and not breathing or not breathing normally, position the infant on his or her back and begin CPR. Give 30 gentle chest compressions at the rate of 100-120/minute. Use two or three fingers in the center of the chest just below the nipples.
source :CPR Instructions For Infants and Small Children
depts.washington.edu/learncpr/infantcpr.html