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Metastasis
Metastasis is the spread of cancer from its primary site to other places in the body (e.g., brain, liver). Cancer cells can break away from a primary tumor, penetrate into lymphatic and blood ... > more -
Gas exchange
Gas exchange or respiration takes place at a respiratory surface; a boundary between the external environment and the interior of the body. For unicellular organisms the respiratory surface is simply ... > more -
Chemical synapse
Chemical synapses are specialized junctions through which cells of the nervous system signal to one another and to non-neuronal cells such as muscles or glands. A chemical synapse between a motor ... > more -
Insulin-like growth factor
The insulin-like growth factors (IGFs) are polypeptides with high sequence similarity to insulin. IGFs are part of a complex system that cells use to communicate with their physiologic environment. ... > more -
Epstein-Barr virus
The Epstein-Barr virus (EBV), also called Human herpesvirus 4 (HHV-4), is a virus of the herpes family (which includes Herpes simplex virus and Cytomegalovirus), and is one of the most common viruses ... > more -
Growth hormone
Growth hormone is a polypeptide hormone synthesised and secreted by the anterior pituitary gland which stimulates growth and cell reproduction in humans and other vertebrate ... > more -
Jack o'lantern mushroom
The jack o'lantern mushroom is an orange to red gill mushroom that is similar in appearance to the chanterelle, and most notable for its bioluminescent properties. Unlike the chanterelle, the jack ... > more -
Skeletal muscle
Skeletal muscle is a type of striated muscle, attached to the skeleton. Skeletal muscles are used to facilitate movement, by applying force to bones and joints; via contraction. They generally ... > more
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