نتایج جستجو برای: lymphatic system
تعداد نتایج: 2245035 فیلتر نتایج به سال:
Background : Cancer is the second most common cause of death in developed countries. The incidence of the different histological types of cancer varies greatly between different populations and it is attributed to occupational, social, cultural, racial, (possibly hereditary), and geographic influences. The objective of this study was to determine the pattern of age distribution and the frequenc...
During embryonic development, lymph sacs form from the cardinal vein, and sprout centrifugally to form mature lymphatic networks. Separation of the lymphatic from the blood circulation by a hitherto unknown mechanism is essential for the homeostatic function of the lymphatic system. O-glycans on the lymphatic endothelium have recently been suggested to be required for establishment and maintena...
Lymphatic vasculature drains interstitial fluids, which contain the tissue's waste products, and ensures immune surveillance of the tissues, allowing immune cell recirculation. Until recently, the CNS was considered to be devoid of a conventional lymphatic vasculature. The recent discovery in the meninges of a lymphatic network that drains the CNS calls into question classic models for the drai...
Neoplastic lesions of the skin are among the most common human malignancies. They originate from different skin tissues and structures such as: epidermis skin appendages (hair follicles, sebaceous glands, eccrine sweat glands, apocrine sweat glands) pigment cells (melanocytes) mesenchymal structures (fibrous tissue, fatty tissue, blood and lymphatic vessels, muscles) nerves and APUD c...
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