Anthony J Ocon

Summary

Affiliation: New York Medical College
Country: USA

Publications

  1. pmc Caught in the thickness of brain fog: exploring the cognitive symptoms of Chronic Fatigue Syndrome
    Anthony J Ocon
    Departments of Physiology Medicine, Center for Hypotension, New York Medical College Valhalla, NY, USA
    Front Physiol 4:63. 2013
  2. pmc Increasing orthostatic stress impairs neurocognitive functioning in chronic fatigue syndrome with postural tachycardia syndrome
    Anthony J Ocon
    Department of Physiology, New York Medical College, Valhalla, NY, USA
    Clin Sci (Lond) 122:227-38. 2012
  3. pmc Cutaneous constitutive nitric oxide synthase activation in postural tachycardia syndrome with splanchnic hyperemia
    Julian M Stewart
    Department of Pediatrics, New York Medical College, Valhalla, New York, New York, USA
    Am J Physiol Heart Circ Physiol 301:H704-11. 2011
  4. pmc Increased phase synchronization and decreased cerebral autoregulation during fainting in the young
    Anthony J Ocon
    Department of Physiology, The Center for Hypotension, New York Medical College, 19 Bradhurst Ave, Suite 1600S, Hawthorne, NY 10532, USA
    Am J Physiol Heart Circ Physiol 297:H2084-95. 2009
  5. pmc Postural neurocognitive and neuronal activated cerebral blood flow deficits in young chronic fatigue syndrome patients with postural tachycardia syndrome
    Julian M Stewart
    Departments of Physiology, New York Medical College, Valhalla, New York USA
    Am J Physiol Heart Circ Physiol 302:H1185-94. 2012
  6. pmc Postural change alters autonomic responses to breath-holding
    Indu Taneja
    Department of Pediatrics, New York Medical College, Valhalla, NY, USA
    Clin Auton Res 20:65-72. 2010
  7. pmc Ventilatory baroreflex sensitivity in humans is not modulated by chemoreflex activation
    Julian M Stewart
    Department of Pediatrics, New York Medical College, Valhalla, USA
    Am J Physiol Heart Circ Physiol 300:H1492-500. 2011
  8. pmc Ascorbate improves circulation in postural tachycardia syndrome
    Julian M Stewart
    Department of Physiology, New York Medical College, Valhalla, New York 10532, USA
    Am J Physiol Heart Circ Physiol 301:H1033-42. 2011
  9. pmc Baroreceptor unloading in postural tachycardia syndrome augments peripheral chemoreceptor sensitivity and decreases central chemoreceptor sensitivity
    Indu Taneja
    The Center for Pediatric Hypotension, Ste 1600S, 19 Bradhurst Ave, New York Medical College, Hawthorne, NY 10532, USA
    Am J Physiol Heart Circ Physiol 301:H173-9. 2011
  10. pmc Increased pulsatile cerebral blood flow, cerebral vasodilation, and postsyncopal headache in adolescents
    Anthony J Ocon
    Department of Physiology, Center for Hypotension, New York Medical College, Valhalla, NY, USA
    J Pediatr 159:656-62.e1. 2011

Collaborators

Detail Information

Publications15

  1. pmc Caught in the thickness of brain fog: exploring the cognitive symptoms of Chronic Fatigue Syndrome
    Anthony J Ocon
    Departments of Physiology Medicine, Center for Hypotension, New York Medical College Valhalla, NY, USA
    Front Physiol 4:63. 2013
    ..Future research looks to further explore these interactions, how they produce cognitive impairments, and explain the perception of "brain fog" from a mechanistic standpoint...
  2. pmc Increasing orthostatic stress impairs neurocognitive functioning in chronic fatigue syndrome with postural tachycardia syndrome
    Anthony J Ocon
    Department of Physiology, New York Medical College, Valhalla, NY, USA
    Clin Sci (Lond) 122:227-38. 2012
    ..Individuals with CFS/POTS should be aware that orthostatic stress may impair their neurocognitive abilities...
  3. pmc Cutaneous constitutive nitric oxide synthase activation in postural tachycardia syndrome with splanchnic hyperemia
    Julian M Stewart
    Department of Pediatrics, New York Medical College, Valhalla, New York, New York, USA
    Am J Physiol Heart Circ Physiol 301:H704-11. 2011
    ..Aminoguanidine was without effect. This is consistent with increased endothelial and neuronal NOS activity in normal-flow POTS...
  4. pmc Increased phase synchronization and decreased cerebral autoregulation during fainting in the young
    Anthony J Ocon
    Department of Physiology, The Center for Hypotension, New York Medical College, 19 Bradhurst Ave, Suite 1600S, Hawthorne, NY 10532, USA
    Am J Physiol Heart Circ Physiol 297:H2084-95. 2009
    ..Thus, a sudden period of highly efficient cerebral autoregulation precedes the virtual loss of autoregulation, which continued during and after the faint...
  5. pmc Postural neurocognitive and neuronal activated cerebral blood flow deficits in young chronic fatigue syndrome patients with postural tachycardia syndrome
    Julian M Stewart
    Departments of Physiology, New York Medical College, Valhalla, New York USA
    Am J Physiol Heart Circ Physiol 302:H1185-94. 2012
    ..CBFV activation, normally tightly linked to cognitive neuronal activity, is unrelated to cognitive performance in CFS subjects; the increased CCP and vasomotor tone may indicate an uncoupling of the neurovascular unit during orthostasis...
  6. pmc Postural change alters autonomic responses to breath-holding
    Indu Taneja
    Department of Pediatrics, New York Medical College, Valhalla, NY, USA
    Clin Auton Res 20:65-72. 2010
    ..We used breath-holding during inspiration as a model to study the effect of pulmonary stretch on sympathetic nerve activity...
  7. pmc Ventilatory baroreflex sensitivity in humans is not modulated by chemoreflex activation
    Julian M Stewart
    Department of Pediatrics, New York Medical College, Valhalla, USA
    Am J Physiol Heart Circ Physiol 300:H1492-500. 2011
    ..Tidal volume is primarily increased. Ventilatory baroreflex sensitivity is unaffected by chemoreflex activation, although the operating point is shifted with hypoxia and hypercapnia...
  8. pmc Ascorbate improves circulation in postural tachycardia syndrome
    Julian M Stewart
    Department of Physiology, New York Medical College, Valhalla, New York 10532, USA
    Am J Physiol Heart Circ Physiol 301:H1033-42. 2011
    ..These data provide experimental support for the concept that oxidative stress and reduced NO possibly contribute to vasoconstriction and venoconstriction of LFP...
  9. pmc Baroreceptor unloading in postural tachycardia syndrome augments peripheral chemoreceptor sensitivity and decreases central chemoreceptor sensitivity
    Indu Taneja
    The Center for Pediatric Hypotension, Ste 1600S, 19 Bradhurst Ave, New York Medical College, Hawthorne, NY 10532, USA
    Am J Physiol Heart Circ Physiol 301:H173-9. 2011
    ..The interactions between orthostatic baroreflex unloading and altered chemoreflex sensitivities may explain the hyperventilation in POTS patients...
  10. pmc Increased pulsatile cerebral blood flow, cerebral vasodilation, and postsyncopal headache in adolescents
    Anthony J Ocon
    Department of Physiology, Center for Hypotension, New York Medical College, Valhalla, NY, USA
    J Pediatr 159:656-62.e1. 2011
    ....
  11. pmc Respiration drives phase synchronization between blood pressure and RR interval following loss of cardiovagal baroreflex during vasovagal syncope
    Anthony J Ocon
    Department of Physiology, New York Medical College, The Center for Hypotension, 19 Bradhurst Ave, Ste 1600S, Hawthorne, NY 10532, USA
    Am J Physiol Heart Circ Physiol 300:H527-40. 2011
    ..Cardiovagal baroreflex is lost before syncope and supplanted by respiratory reflexes, producing hypotension and bradycardia...
  12. pmc Reactive oxygen species (ROS) from NADPH and xanthine oxidase modulate the cutaneous local heating response in healthy humans
    Marvin S Medow
    Department of Pediatrics, New York Medical College, The Center for Hypotension, 19 Bradhurst Ave, Suite 1600S, Hawthorne, NY 10532, USA
    J Appl Physiol (1985) 111:20-6. 2011
    ..This suggests that ROS, produced by ANG II via NADPH and xanthine oxidase pathways, modulates the response of skin to the application of heat, and thus contributes to the control of local cutaneous blood flow...
  13. pmc Initial orthostatic hypotension in the young is attenuated by static handgrip
    Debbie A Clarke
    Department of Pediatrics, The Center for Hypotension, New York Medical College, Valhalla, NY, USA
    J Pediatr 156:1019-22, 1022.e1. 2010
    ..We show that in 14 subjects with initial orthostatic hypotension, isometric handgrip coupled with standing abolished symptoms of initial orthostatic hypotension and minimized decreases in blood pressure and cardiac output with standing...
  14. pmc Decreased upright cerebral blood flow and cerebral autoregulation in normocapnic postural tachycardia syndrome
    Anthony J Ocon
    Department of Physiology, The Center for Hypotension, New York Medical College, Valhalla, New York 10532, USA
    Am J Physiol Heart Circ Physiol 297:H664-73. 2009
    ..We conclude that dynamic and static autoregulation of CBF are less effective in POTS patients compared with control subjects during orthostatic challenge...
  15. pmc Defects in cutaneous angiotensin-converting enzyme 2 and angiotensin-(1-7) production in postural tachycardia syndrome
    Julian M Stewart
    The Center for Pediatric Hypotension, Suite 1600 S, 19 Bradhurst Ave, New York Medical College, Hawthorne, NY 10532, USA
    Hypertension 53:767-74. 2009
    ..Data imply impaired catabolism of Ang II through the ACE2 pathway. Vasoconstriction in POTS may result from a reduction in Ang-(1-7) and an increase in Ang II...