Catecholamines are responsible for a number of different effects in normal humans. They are involved in control of locomotor (moving about) behavior, aggressive behavior, sexual behavior, food intake, and behavior dependent upon positive (reward) and negative (punishment) reinforcement. Acetylcholine controls muscle tone and motor activity and has a role in memory, learning, and long-term planning, […]
Read more The Decline of Your Brain’s Chemical Messengers III
- acetylcholine, aggression, aging clocks, atherosclerotic plaque cells, blood pressure, catecholamines, Creutzfeldt-Jakob disease, depression, dopamine, dopaminergic system, elderly, growth hormone, immune system, kuru, locomotion, motor activity, muscle tone, neurotransmitters, norepinephrine, oxytocin, pituitary gland, senility, sex, tumor, vasopressin, viruses, white blood cells
where: R is an organic molecule ROOH is an organic peroxide R:R are two organic molecules which have been cross-linked to- gether Oz is oxygen Cu is copper, Fe is iron *is the unpaired electron H is a hydrogen atom HO* is a superoxide free radical RO,* and R* are organic free radicals Note that […]
Read more Our Subversive Free Radicals IV
- aging, amino acid, antioxidants, artery walls, atherosclerotic plaque cells, BHA, BHT, cancer, coronary thrombosis, cysteine, Dr. Wilfred E. Shute, ethoxyquin, free radicals, genetic mutations, glutathione, heart attack, L-Dopa, Lasker research award, peroxidized fats, PGI, phenolic amino acid, platelet, prostacyclin, prostacyclin synthetase, selenium, stroke, sulfur, thromboxane, tyrosine, vitamin A, vitamin c, vitamin E
… just as the pigment of the hair is destroyed by phagocytes, so also the atrophy of other organs of the body, in old age, is very frequently due to the action of devouring cells which I have called macrophages. —Elie Metchnikoff, The Prolongation of Life (1908) Instead of preventing diseases only by protecting the […]
Read more Aging and the Immune System I
- aging, amino acid, antibodies, arthritis, atherosclerosis, atherosclerotic plaque cells, autoimmune disease, bacteria, bone marrow, cancer, chromosome, cysteine, ducts, Elie Metchnikoff, free radicals, immune system, influenza, interferon, Life extension, lymph nodes, microbes, microphages, nerve cells, polypeptides, proteins, selenium, spleen, T-cells, thymus gland, virus, vitamin A, vitamin c, vitamin E, white blood cells, X chromosome, Y chromosome, zinc