A research study in which the medical records of groups of individuals who are alike in many ways but differ by a certain characteristic (for example, female … [Read more...]
Search Results for: Rti
replication cycle
In biology, refers to the reproduction cycle of viruses. A repliction cycle begins with the infection of a host cell and ends with the release of mature progeny … [Read more...]
remission
A decrease in or disappearance of signs and symptoms of cancer. In partial remission, some, but not all, signs and symptoms of cancer have disappeared. In … [Read more...]
randomized clinical trial
A study in which the participants are assigned by chance to separate groups that compare different treatments; neither the researchers nor the participants can … [Read more...]
randomization
When referring to an experiment or clinical trial, the process by which animal or human subjects are assigned by chance to separate groups that compare … [Read more...]
radioactive fallout
Airborne radioactive particles that fall to the ground during and after an atomic bombing, nuclear weapons test, or nuclear plant accident. … [Read more...]
radiation
Energy released in the form of particle or electromagnetic waves. Common sources of radiation include radon gas, cosmic rays from outer space, medical x-rays, … [Read more...]
polymorphonuclear leukocyte
A type of immune cell that has granules (small particles) with enzymes that are released during infections, allergic reactions, and asthma. Neutrophils, … [Read more...]
polycystic ovary syndrome
A condition marked by infertility, enlarged ovaries, menstrual problems, high levels of male hormones, excess hair on the face and body, acne, and obesity. … [Read more...]
PNU-93914
A form of the anticancer drug paclitaxel that is contained in very tiny, fat-like particles. It may have fewer side effects and work better than paclitaxel. It … [Read more...]