Category: P

  • Polycythaemia

    A type of blood disorder characterised by the production of too many red blood cells. A condition in which the number of red blood cells increases. A rise in the amount of haemoglobin in the blood. This may be caused by an excessive number of erythrocytes being produced in the bone marrow, or result from…

  • Polychromatic erythrocyte (PCE)

    An immature red blood cell containing RNA, that can be differentiated by appropriate staining techniques from a normochromatic erythrocyte (NCE), which lacks RNA.  

  • Polyarthritis

    Polyarthritis

    Is any type of arthritis which involves five or more joints. Arthritis in many joints at one time; usually acute. Inflammation of several joints, as in rheumatoid arthritis. Rheumatic disease involving several to many joints, either together or in sequence, causing pain, stiffness, swelling, tenderness, and loss of function. Rheumatoid arthritis is the most common…

  • Poly (ADP-ribose) polymerase (PARP)

    A protein involved in a number of cellular processes especially DNA repair and programmed cell death.  

  • Poliomyelitis

    Is a highly infectious viral disease that may attack the central nervous system and is characterized by symptoms that range from a mild non-paralytic infection to total paralysis in a matter of hours; also called polio or infantile paralysis. A highly infectious disease caused by a virus that invades the nervous system and causes paralysis.…

  • Pneumotoxicity

    Damage to lung tissues.  

  • Pneumonia

    An inflammatory illness of the lung caused by bacteria or viruses. Inflammation of the lungs due to a bacterial or viral infection, which causes fever, shortness of breath, and the coughing up of phlegm. Refers to a large number conditions that include the inflammation or passive congestion of the lungs, resulting in portions of the…

  • Pleurisy

    Is an inflammation of the pleura, the lining of the pleural cavity surrounding the lungs, which can cause painful respiration and other symptoms. Also known as pleuritis. Inflammation of the serous membrane investing the lungs and lining the walls of the thoracic cavity. Inflammation of the pleura membrane enveloping the lung. Inflammation of the membranes…

  • PLC gamma

    Phospholipase C gamma plays a central role in signal transduction.  

  • Platelet activating factor (PAF)

    Is an acetylated derivative of glycerophosphorylcholine, released by basophils and mast cells in immediate hypersensitive reactions and macrophages and neutrophils in other inflammatory reactions. One of its main effects is to induce platelet aggregation.