Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «H»:
Human herpesvirus 5
Human herpesvirus 5: See cytomegalovirus....
Human herpesvirus 6
Human herpesvirus 6: A herpes virus that
apparently lies dormant in many people, human herpesvirus 6
is most likely to cause problems when the immune system is
compromised by disease, as in AIDS patients, or by
deliberate immune suppression, as in organ transplant
patients. There are two forms ...
Human herpesvirus 7
Human herpesvirus 7: Closely related to HHV-6,
human herpesvirus 7 has also been linked to roseola.
Researchers believe it may also cause seizures and other
central nervous system symptoms in children. Diagnosis is
by rapid blood culture or other blood test. Treatment is
experimental at this ti...
Human herpesvirus 8 (HHV-8)
Human herpesvirus 8 (HHV-8): A herpesvirus that
contributes to the development of Kaposi sarcoma, an otherwise rare form of
cancer sometimes seen in AIDS patients, and to some
The predominant route of HHV-8 transmission is sexual. An additional route is via blood contact among ...
Human immunodeficiency virus
Human immunodeficiency virus: HIV, the cause
of AIDS. HIV has also been called the human lymphotropic virus type
III, the lymphadenopathy-associated virus and the lymphadenopathy
virus. No matter what name is applied, it is a retrovirus. (A
retrovirus has an RNA genome and a reverse transcripta...
Human kinome: See Kinome....
Human lymphotropic virus III
Human lymphotropic virus III:
Another name for the human immunodeficiency virus (HIV),
the cause of AIDS. ...
Human metapneumovirus: A novel virus that is a ubiquitous and important agent of respiratory disease. The human metapneumovirus (hMPV) was discovered in 2001 in young children in The Netherlands with acute respiratory illnesses ranging from mild upper respiratory infections to severe bronchiolitis ...
Human neutrophil peptide
Human neutrophil peptide: See: Defensin....
Human papilloma virus
Human papilloma virus: See: Human papillomavirus....
Human papillomavirus: HPV. A family of over 100
viruses including those which cause warts and are transmitted by contact. Some types of HPV are associated with tumors of the genital tract including, notably, cancer of the cervix.
Of the more than 100 types of HPVs, over 30 types can be passed from o...
Human parainfluenza virus
Human parainfluenza virus: One in a group of four RNA viruses that rank second only to respiratory syncytial virus (RSV) as a common cause of lower respiratory tract disease in young children. Like RSV, human parainfluenza viruses (HPIVs) can cause repeated infections throughout life. These infectio...
Human pluripotent stem cell
Human pluripotent stem cell: One of the "cells that are self-replicating, are derived from human embryos or human fetal tissue, and are known to develop into cells and tissues of the three primary germ layers. Although human pluripotent stem cells may be derived from embryos or fetal tissue, such st...
Human reproductive cloning
Human reproductive cloning: Human cloning for the purposes of creating a human being. As opposed to what has been termed therapeutic cloning -- the process of taking genetic material from a cell of the body and transplanting it into an egg cell -- to produce stem cells which may be used to treat dis...
Human T-lymphotropic virus
Human T-lymphotropic virus: HTLV. A retrovirus that causes adult T-cell leukemia. HTLV is endemic (constantly present) in southern Japan and the Caribbean basin and occurs sporadically in Africa, Latin America, the Middle East, and the US.
Adult T-cell leukemia occurs in less than 5% of people with...