Page 27 - 78 glossary of hivaids-related terms_opt

Chancroid
A sexually transmitted disease (STD) caused by a bacterium called
Hemophilus ducreyi. Often causes swollen lymph nodes and painful
sores on the penis, vagina, or anus. The lesions appear after an C
incubation period of 3 to 5 days and may facilitate HIV transmission.

Chemical Barrier
A mechanism that uses chemicals to try to prevent sexually
transmitted infections (STIs), including HIV infection. Microbicides
are currently being studied as chemical barriers to prevent the
transmission of STIs.
See Also: Microbicide

Chemokines
Proteins that serve as chemical messengers to control the activities
of the immune system. Chemokines are involved in a wide variety
of processes, including the control of infectious diseases, cancers,
and inflammation. Chemokines include interferons, interleukins, and
many other small proteins.

Chemoprevention
Also known as chemoprophylaxis. The use of natural or man-made
agents to help reduce the risk of or delay the development or
recurrence of a disease, such as cancer.

Chemoprophylaxis
See: Chemoprevention

Chemotherapy
Treatment with anticancer drugs that kill or prevent the growth and
division of cells. The drugs enter the bloodstream and travel through
the body killing mostly cancer cells, but some healthy cells may be
killed as well.

HIV/AIDS Glossary 25