John F Keaney M.D.
Cardiologist | Cardiovascular Disease
732 Harrison Ave Boston MA, 02118About
Dr. John Keaney is a cardiologist practicing in Boston, MA. Dr. Keaney specializes in diagnosing, monitoring, and treating diseases or conditions of the heart and blood vessels and the cardiovascular system. These conditions include heart attacks, heart murmurs, coronary heart disease, and hypertension. Dr. Keaney also practices preventative medicine, helping patients maintain a heart-healthy life.
Board Certification
Internal MedicineAmerican Board of Internal MedicineABIM- Cardiovascular Disease
Provider Details
Expert Publications
Data provided by the National Library of Medicine- Vitamin C and endothelial dysfunction: what is new?
- Nitroglycerin is superior to diltiazem as a coronary bypass conduit vasodilator.
- Enhanced nitric oxide-mediated vascular relaxation in radial artery compared with internal mammary artery or saphenous vein.
- Treatment of hypertension with ascorbic acid.
- Exercise--toning up the endothelium?
- Ascorbic acid enhances endothelial nitric-oxide synthase activity by increasing intracellular tetrahydrobiopterin.
- Pharmacological concentrations of ascorbic acid are required for the beneficial effect on endothelial vasomotor function in hypertension.
- Nitric oxide insufficiency and arterial thrombosis.
- Ascorbic acid and glutathione modulate the biological activity of S-nitrosoglutathione.
- Antioxidants and cardiovascular disease; panaceas or tonics for tired sheep?
- Antioxidants and the bioactivity of endothelium-derived nitric oxide.
- Atherosclerosis: from lesion formation to plaque activation and endothelial dysfunction.
- Glucose enhancement of LDL oxidation is strictly metal ion dependent.
- Effect of ascorbic acid treatment on conduit vessel endothelial dysfunction in patients with hypertension.
- Vitamin E inhibition of platelet aggregation is independent of antioxidant activity.
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