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.
it is an organ of immunogenesis- immunologically competent lymphocytes are produced. â¦thymosin is a hormone secreted by the gland. it acts on the lymph nodes to produce T-lymphocytes. it is a part the immune system   The thymus gland acts like a thermostat to provide the right balance of immunity. site of lymphocytes production The thymus gland lies beneath the sternum (breastbone) and above the trachea (wind pipe) and heart. There are two lobes to this gland and each are made of Lymphatic tissue.