Action Levels for Poisonous or Deleterious Substances in Human Food and Animal Feed.
- PCL (posterior cruciate ligament)
The knee is a joint which has three parts. The thigh bone (femur) meets the large shin bone (tibia) forming the main knee joint. This joint has an inner (medial) and an outer (lateral) compartment. The kneecap (patella) and the femur form a third joint, called the patellofemoral joint. The meniscus is a c-shaped cartilage […]
Polycystic ovarian syndrome.
- PCO disease
Irregular or no periods Acne Obesity, and Excess hair growth. All women with PCO have irregular or no menses. Women with PCO do not ovulate (do not release an egg every month). Women with PCO are at a higher risk for high blood pressure, diabetes, heart disease, and uterine (endometrial) cancer. Much of this risk […]
Pneumocystis carinii pneumonia.
- PCR (polymerase chain reaction)
PCR (polymerase chain reaction) is a technique in molecular genetics that permits the analysis of any short sequence of DNA (or RNA) even in samples containing only minute quantities of DNA or RNA. PCR is used to reproduce (amplify) selected sections of DNA or RNA for analysis. Previously, amplification of DNA involved cloning the segments […]