Physician
Neurology
Dr. Sami I. Harik, MD
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Dr. Sami I. Harik practices Neurology. Sami I. Harik is also published. He has 101 publications published. The lastest publication: "Severe atherosclerosis of the proximal carotid arteries and vertebro-carotid anastomosis.'
Publications
- β-Propeller protein-associated neurodegeneration: a new X-linked dominant disorder with Brain iron accumulation.
- Myeloma of the central Nervous system: association with high-risk chromosomal abnormalities, plasmablastic morphology and extramedullary manifestations.
- beta-Adrenergics enhance Brain extraction of levodopa.
- Clinical Reasoning: A 33-year-old woman with severe postpartum occipital Headaches.
- Effect of apomorphine on plasma large neutral amino acids in volunteer subjects.
- Tiagabine-induced non-convulsive status epilepticus in a patient without history of Epilepsy.
- Episodic nausea and abdominal sensations as sole manifestations of simple partial seizures.
- Peripheral nervous system pathology in fragile X tremor/Ataxia syndrome (FXTAS).
- Fragile X premutation in a woman with cognitive impairment, Tremor, and history of premature ovarian failure.
- Neurologic complications of gastric bypass surgery for morbid obesity.
- Reversible posterior leukoencephalopathy Syndrome induced by RAF kinase inhibitor BAY 43-9006.
- Multiple myeloma invasion of the central Nervous system.
- Acute bilateral inferior cerebellar infarction in a patient with neurosyphilis.
- Myeloma of the central nervous system: strong association with unfavorable chromosomal abnormalities and other high-risk Disease features.
- Albuterol improves response to levodopa and increases skeletal muscle mass in patients with fluctuating Parkinson Disease.
- VEGF mRNA expressed in microvessels of neonatal and adult rat Cerebral cortex.
- Images in clinical medicine. Cerebral histoplasmosis.
- Endothelial activation following prolonged hypobaric hypoxia.
- Severe atheroSclerosis of the proximal carotid arteries and vertebro-carotid anastomosis.
- Nervous system dysfunction in Waldenström's macroglobulinemia: response to treatment.
- Pitfalls of thrombolytic therapy for myocardial infarction.
- Ketogenic diet and the Brain.
- Brain metabolic and vascular adaptations to hypoxia in the rat. Review and update.
- Ultrastructural concomitants of hypoxia-induced angiogenesis.
- Time-course and reversibility of the hypoxia-induced alterations in Cerebral vascularity and Cerebral capillary glucose transporter density.
- Effects of unbalanced diets on Cerebral glucose metabolism in the adult rat.
- Diet-induced ketosis does not cause Cerebral acidosis.
- Effect of acetyl-L-carnitine on 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) neuroToxicity.
- Design and synthesis of 18F-labeled neuroToxic analogs of MPTP.
- Ontogeny of the erythroid/HepG2-type glucose transporter (GLUT-1) in the rat Nervous system.
- Development of fluorinated 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine analogs with potent nigrostriatal Toxicity for potential use in positron emission tomography st...
- Regional blood-Brain lactate influx.
- ATP-sensitive potassium channels are not expressed in Brain microvessels.
- Mononeuritis Multiplex. A harbinger of acute leukemia in relapse.
- Hypoxia increases glucose transport at blood-Brain barrier in rats.
- Stability of the glucose transporter in plasma membranes of human erythrocytes.
- Barrier properties of testis microvessels.
- Architectural alterations in rat Cerebral microvessels after hypobaric hypoxia.
- Increased basic fibroblastic growth factor mRNA in the Brains of rats exposed to hypobaric hypoxia.
- Brain glucose metabolism in hypobaric hypoxia.
- Hypoxia-induced Brain angiogenesis in the adult rat.
- CSF putrescine levels. The enzymatic-isotopic method vs liquid chromatography.
- Cerebral transmural angiitis and ruptured aneurysm: a complication of Systemic lupus erythematosus.
- Cerebral compensation for chronic noradrenergic denervation induced by locus ceruleus lesion: recovery of receptor binding, isoproterenol-induced adenylate cyclase act...
- Adrenergic and cholinergic receptors of Cerebral microvessels.
- Computed tomography in Wilson Disease.
- Specific uptake of norepinephrine and dopamine by homogenates of rat Cerebral cortex after locus ceruleus lesion.
- The protective influence of the locus ceruleus on the blood-Brain barrier.
- Free fatty acids and energy metabolites in ischemic Cerebral cortex with noradrenaline depletion.
- Abnormalities of cerebral oxidative metabolism with aging and their relation to the central noradrenergic System.
- (Na+-K+)-ATPase activity and ouabain-binding sites in the Cerebral cortex of young and aged Fischer-344 rats.
- Myelin and Schwann cell abnormalities in Isaac's Syndrome.
- Does endogenous norepinephrine regulate potassium homeostasis and metabolism in rat Cerebral cortex?
- Postganglionic cholinergic dysautonomia: report of muscle findings in 1 case.
- Norepinephrine regulation of Cerebral glycogen utilization during seizures and ischemia.
- Abnormalities of cerebral oxidative metabolism in animal models of Parkinson Disease.
- Norepinephrine depletion alters Cerebral oxidative metabolism in the "active" state.
- Effects of noradrenaline depletion on adrenergic and muscarinic cholinergic receptors in the Cerebral cortex, hippocampus, and cerebellum.
- Adrenergic receptors of Cerebral microvessels.
- Identification and characterization of the glucose transporter of the blood-Brain barrier by cytochalasin B binding and immunological reactivity.
- Locus ceruleus lesion by local 6-hydroxydopamine infusion causes marked and specific destruction of noradrenergic neurons, long-term depletion of norepinephrine and th...
- Noradrenergic modulation of Cerebral cortical oxidative metabolism.
- Spontaneously remitting spinal epidural hematoma in a patient on anticoagulants.
- Amphetamine isomers: influences on locomotor and stereotyped behavior of cats.
- L-prolyl-L-leucyl-glycinamide (PLG): influences on locomotor and stereotyped behavior of cats.
- The effects of lesions in the head of the caudate nucleus on spontaneous and L-DOPA induced activity in the cat.
- Ornithine decarboxylase: inhibition by alpha-hydrazinoornithine.
- An enzymatic-isotopic microassay for putrescine.
- Ornithine decarboxylase turnover slowed by alpha-hydrazino-ornithine.
- Alpha-hydrazino-ornithine blocks net synthesis of putrescine but not of RNA and DNA.
- Cerebral norepinephrine depletion enhances recovery after Brain ischemia.
- Regional blood-Brain barrier permeability to water and cerebral blood flow during status epilepticus: insensitivity to norepinephrine depletion.
- Regional comparisons of Brain glucose influx.
- Distribution of the glucose transporter in the mammalian Brain.
- Adult metachromatic leukodystrophy. Value of computed tomographic scanning and magnetic resonance imaging of the Brain.
- Increased Cerebral blood flow during hypercapnia is not affected by lesion of the nucleus locus ceruleus.
- Regional studies of blood-Brain barrier transport of glucose and leucine in awake and anesthetized rats.
- Nucleoside transporter of Cerebral microvessels and choroid plexus.
- Correlation of 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine neurotoxicity with blood-Brain barrier monoamine oxidase activity.
- Comparative Toxicity of MPTP, MPP+ and 3,3-dimethyl-MPDP+ to dopaminergic neurons of the rat substantia nigra.
- Arginine vasopressin receptors in pig Cerebral microvessels, Cerebral cortex and hippocampus.
- Some comments on the "Effect of aging on the blood-Brain barrier".
- Adenosine receptors and the nucleoside transporter in human Brain vasculature.
- Chemical oxidation of 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) and its in vivo metabolism in rat Brain and liver.
- Strain differences in systemic 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine neurotoxicity in mice correlate best with monoamine oxidase activity at the blood-Brain bar...
- On the mechanisms underlying 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine neuroToxicity. II. Susceptibility among mammalian species correlates with the toxin's metabol...
- Potent neurotoxic fluorinated 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine analogs as potential probes in models of Parkinson Disease.
- Monoamine oxidases of the human Brain and liver.
- The glucose transporter of the human Brain and blood-Brain barrier.
- Glucose transporter of the blood-Brain barrier and Brain in chronic hyperglycemia.
- Vascular perfusion and blood-Brain glucose transport in acute and chronic hyperglycemia.
- Role of dopamine in ischemic striatal injury: metabolic evidence.
- Differential postnatal development of monoamine oxidases A and B in the blood-Brain barrier of the rat.
- Cerebrovascular permeability to horseradish peroxidase in hypertensive rats: effects of unilateral locus ceruleus lesion.
- Adenosine receptors of Cerebral microvessels and choroid plexus.
- Blood--Brain barrier sodium/potassium pump: modulation by central noradrenergic innervation.
- Effect of aging on the response of the Cerebral cortex to noradrenergic denervation.
- Angiotensin II receptor binding sites in Brain microvessels.
- Specific ouabain binding to Brain microvessels and choroid plexus.
- Blood-Brain barrier monoamine oxidase: enzyme characterization in cerebral microvessels and other tissues from six mammalian species, including human.
Schools
American University of Beirut Faculty of Medicine
Am University Beirut Hospital
Ny Hospital Cornell
Johns Hopkins
Procedures Preformed
- EEG (Electroencephalogram)
- Non-Cosmetic Chemodenervation
Conditions Treated
- Alzheimer's Disease
- Anterior Horn Disease
- Ataxia
- Autonomic Disorders
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Doctors Specialties
- Neurology
Accepted Insurances
Education
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Johns Hopkins University -
New York Presbyterian Hospital - Cornell Campus -
American University of Beirut Faculty of Medicine
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