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Sam Cheng, MD

Pediatric Gastroenterologist

Photo of Sam Cheng

Research at a glance

Top areas of exploration

  • Receptors, Calcium-Sensing , 12 publications
  • Sodium-Potassium-Exchanging ATPase , 10 publications
  • Phosphorylation , 8 publications
  • Calcium , 7 publications

Research activity

45 publications

1,655 citations

Why is this important?

My publications

45 publications

1997

PKA-mediated phosphorylation and inhibition of Na(+)-K(+)-ATPase in response to beta-adrenergic hormone.

The American journal of physiology

1997

Regulation of rat Na(+)-K(+)-ATPase activity by PKC is modulated by state of phosphorylation of Ser-943 by PKA.

The American journal of physiology

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1996

Cellular mechanisms for bi-directional regulation of tubular sodium reabsorption.

Kidney international

1994

Identification of the phosphorylation site for cAMP-dependent protein kinase on Na+,K(+)-ATPase and effects of site-directed mutagenesis.

The Journal of biological chemistry

1993

Duplication of chromosome 15 in the region 15q11-13 in a patient with developmental delay and ataxia with similarities to Angelman syndrome.

Journal of medical genetics