A sex chromosome in certain animals, such as chickens, turkeys, and moths. In humans, males are XY and females XX, but in animals with a Z chromosome, males are ZZ and females are WZ.
- Papillomavirus, human
One of the family of more than 100 viruses that are responsible for causing warts. Abbreviated HPV. The majority of HPVs produce warts on the hands, fingers, or face. Most of these warts are innocuous, causing nothing more than cosmetic concerns. Several types of HPV are confined primarily to the moist skin of the genitals, […]
The act of setting in firmly. In embryology, implantation refers specifically to the attachment of the fertilized egg to the uterine lining, which occurs approximately 6 or 7 days after conception (fertilization). Many medical devices or materials may be implanted (embedded). There are breast implants, cochlear implants, defibrillator implants, pacemaker implants, etc.
- Implantation, seed
Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly in or near the target, often a tumor.
- Implicit memory
Memory characterized by a lack of conscious awareness in the act of recollection. By contrast, explicit memory requires conscious recollection of previous experience. Implicit memory may survive largely unimpaired at the same time as a person’s powers of explicit memory decline with age or are devastated in Alzheimer disease.