Human papillomavirus (HPV) is a DNA virus from the papillomavirus family that is capable of infecting humans. Like all papillomaviruses, HPVs establish productive infections only in keratinocytes of the skin or mucous membranes.ersistent infection with high-risk HPV typesâdifferent from the ones that cause skin wartsâmay progress to precancerous lesions and invasive cancer. High-risk HPV infection is a cause of nearly all cases of cervical cancer.
Summary. The thymus gland acts to regulate the immune system through the development of immune cells responsible for cell mediated immunity. In addition to immune function, the thymus also produces hormones that promote growth and maturation.Thymic hormones influence structures of the endocrine system, including the pituitary gland and adrenal glands, to assist in growth and sexual development.The thymus and its hormones also influence other organs and organ systems including the kidneys, spleen, reproductive system, and central nervous system.hymic hormones influence structures of the endocrine system, including the pituitary gland and adrenal glands, to assist in growth and sexual development. The thymus and its hormones also influence other organs and organ systems including the kidneys, spleen, reproductive system, and central nervous system.
The thymus gland is most important to children and young adults as it programs white blood cells to attack antigens. Different types of white blood cells programmed within the thymus gland.Chest pain may indicate a tumor of the thymus gland. The thymus is located just below the throat, behind the sternum.wo irregularly shaped parts make up the thymus, which is located directly just below the throat, behind the sternum. The gland releases a hormone that stimulates the production of a certain type of white blood cell in the bone marrow; these cells, called thymocytes are transported by the bloodstream to the thymus.