Purine to Pyrocatechol

Purine: A colourless, crystalline nitrogenous heterocyclic compound, prepared from uric acid, used as a reagent. Purine bases are guanine, adenine, xanthine, caffeine and uric acid.
Purinemia : The presence of purine bases in the blood.
Purkinje fibres: A typical muscle fibre lying beneath endocordium, forms the electrical impulse­conducting system of the heart.
Purinemia : The presence of purine bases in the blood.
Puromycin: An antibiotic produced by Streptomyces alboniger, which has the ability to inhibit protein syn­thesis and used as an antineoplastic.
Purpura: A small haemorrhage in the skin, mucous membrane or serosal surface.
Purpurea glycoside: A cardiac glycoside from the leaves of Digitalis
purpurea.
Purpuria : A disease characterized by the occurrence of purple coloured spots upon the surface ofthe body.
Purulent: Consisting of or containing pus.
Pus : A thick, white or yellow liquid product mooe up of cells and a thin

fluid, found in abscesses, ulcers and inflammed surfaces.
Pustulant: An agent that produces lesions containing pus as a counter-irritative function. Pustulation: The formation of pus. Pustule: A visible collection of pus within the epidermis, often in hair follicle or sweat pore.
Pustulosis: A condition marked by an outbreak of pustules. Putrefaction: (1) Decomposition, especially of proteins, 'with the production of foul-smelling'
compounds, such a hydrogen sulphide, ammonia and mercaptans. (2) The changes that take place in the bodies of plants and animals after death.
Putrefy: To decompose, with the production of foul-smelling compounds.
Putrescent: Rotting. Putrescine: A polyamine, NH2(CH~4 NH2, formed by decarboxylation of ornithine. Putromaine : Any poison produced
. by the decomposition of food within the living body.
Pyaemia: A form of blood poisoning. .
Pyelitis: Inflammation of pelvis of the kidney.
Pyelocystitis: Inflammation of the renal pelvis and of the bladder. Pyelolithotomy: The operation of excising a renal calculus from the pelvis of the kidney. Pyelonephritis: Inflammation of the kidney and its pelvis. Pyelonephrosis: Any disease of the kidney and its pelvis.

Pyemesis : Vomiting of puralent matter.
Pyloric: Pertaining to the opening between the stomach and duodenum. Pyoderma: Any purulent skin disease.
Pyogenin : A compound. derived from the body of pus cells.­Pyometra: An accumulation of pus within the uterus.
Pyomyositis : An acute bacterial infection of skeletal muscle. Pyopoiesis: The formation of pus. Pyorrhea: Any copious discharge of pus from the teeth.
Pyostomatitis : An inflammation of the mouth.
Pyramid: A cone-s~aped structure or part.
Pyrantel: A broad spectrum anthelmintic, effective against pinworms and roundworms. Pyrazinamide: An antibacterial derived from nicotinic acid, used as a tuberculostatic.
Pyrazine : A volatile compound, C414N, with ihe odour of heliotrope. Pyrazofurin : An ~tineoplastic agent.
Pyrazolone : A ketone derivative of
pyrazole having anti-inflammatory, analgestic and antipyretic effects.
Pyrenolysis : The breaking down of the nucleolus of a cell.
Pyrethrins : Pyrethrolone esters of pyrethrum, used as an insecticide. Pyrethrum: A natural insecticide obtained by e,xtraction of chrysanthemum flowers. Pyretogen : A substance which excites fever.

Pyretogenesis : The origin and causation of fever.
Pyretogenic: Producing fever. Pyretography : A description of fever.
Pyretolysis : Reduction of fever. Pyretotherapy: Treatment of a disease by raising the patient's temperature.
Pyrexia: A fever; abnonnal elevation of the body temperature. Pyridine: A colourless, basic liquid, derived from coat-tar and tobacco. Pyridoxal: A form of vitamin B6.
Pyridoxal 5-phosphate : A
derivative of pyridoxine, which serves as a co-enzyme of certain amino acid decarboxylase in bacteria. Pyridoxine: One of the forms of vitamin B6.
Pyridoxine hydrochloride: The hydrochloride salt of pyridoxine, used in the prophylaxis and treatment of vitamin B6 deficiency.
Pyriform: Pear-shaped. Pyrilamine maleate: An antihistaminic, administered orally. Pyrimethamine: A folic acid antagonist, used as an antimalarial.
Pyrimidine: A group of basic. compounds found in living matter isolated by hydrolysis of nucleic acid. Pyrinoline : An antiarrhythmic cardiac depressant. .
Pyro : Anything connected with fire or heat.
Pyrocatechol: An aromatic compound, used as a topical antiseptic and as a reagent. Pyrogallol: 1, 2, 3-Trihydroxy­benzene, a poisonous aromatic