J
Jie Chen
Researcher at Children's Hospital of Philadelphia
Publications - 26
Citations - 589
Jie Chen is an academic researcher from Children's Hospital of Philadelphia. The author has contributed to research in topics: Galactosemia & Galactitol. The author has an hindex of 13, co-authored 26 publications receiving 497 citations. Previous affiliations of Jie Chen include University of Pennsylvania.
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Journal ArticleDOI
Regulation of glucagon secretion in normal and diabetic human islets by γ-hydroxybutyrate and glycine.
Changhong Li,Changhong Li,Chengyang Liu,Itzhak Nissim,Itzhak Nissim,Jie Chen,Pan Chen,Nicolai M. Doliba,Tingting Zhang,Ilana Nissim,Yevgeny Daikhin,David Stokes,Marc Yudkoff,Michael J. Bennett,Charles A. Stanley,Charles A. Stanley,Franz M. Matschinsky,Ali Naji +17 more
TL;DR: It is found that γ-hydroxybutyrate (GHB), a potent inhibitory neurotransmitter, is generated in β-cells by an extension of the GABA shunt during glucose stimulation and interacts with α-cell GHB receptors, thus mediating the suppressive effect of glucose on glucagon release.
Journal ArticleDOI
Galactose metabolism by the mouse with galactose-1-phosphate uridyltransferase deficiency.
Cong Ning,Robert Reynolds,Jie Chen,Claire Yager,Gerard T. Berry,Gerard T. Berry,Pamela D. McNamara,Pamela D. McNamara,Nancy D. Leslie,Stanton Segal,Stanton Segal +10 more
TL;DR: Despite the presence of galactose and its metabolites in tissues and urine and impaired ability to oxidize the sugar, the GALT-deficient animals are indistinguishable from normal animals and do not exhibit the phenotype of humans with GALT -deficiency galACTosemia.
Journal ArticleDOI
Sphingolipid-based drugs selectively kill cancer cells by down-regulating nutrient transporter proteins.
Kimberly Romero Rosales,Gurpreet Singh,Kevin K. Wu,Jie Chen,Matthew R. Janes,Michael B. Lilly,Eigen R. Peralta,Leah J. Siskind,Leah J. Siskind,Michael J. Bennett,David A. Fruman,Aimee L. Edinger +11 more
TL;DR: FTY720, a water-soluble sphingolipid drug that is effective in many animal cancer models, selectively starves cancer cells to death by down-regulating nutrient transporter proteins, and FTY720 analogues such as AAL-149 should be effective against many different tumour types, particularly in combination with drugs that inhibit autophagy.
Journal ArticleDOI
Galactose breath testing distinguishes variant and severe galactose-1-phosphate uridyltransferase genotypes.
Gerard T. Berry,Rani H. Singh,Alice T. Mazur,Nicole V Guerrero,Mary Jane Kennedy,Jie Chen,Robert Reynolds,Michael J. Palmieri,Peter D. Klein,Stanton Segal,Louis J. Elsas +10 more
TL;DR: An oral 2-h [1-13C]galactose breath test distinguishes severe and variant GALT genotypes and enables delineation of the extent of impaired galactose metabolism in an array of patients who possess diverse GALT mutations.
Journal ArticleDOI
Mitochondrial dysfunction in inflammatory bowel disease alters intestinal epithelial metabolism of hepatic acylcarnitines.
Sarah A. Smith,Sayaka A. Ogawa,Lillian Chau,Kelly A. Whelan,Kathryn E. Hamilton,Jie Chen,Lu Tan,Eric Z. Chen,Eric Z. Chen,Sue A. Keilbaugh,Franz Fogt,Meenakshi Bewtra,Jonathan Braun,Ramnik J. Xavier,Ramnik J. Xavier,Clary B. Clish,Barry Slaff,Aalim M. Weljie,Frederic D. Bushman,James D. Lewis,Hongzhe Li,Stephen R. Master,Michael J. Bennett,Michael J. Bennett,Hiroshi Nakagawa,Gary D. Wu +25 more
TL;DR: It is shown that the intestinal epithelium can also oxidize long-chain fatty acids, and that luminally-delivered acylcarnitines in bile can be consumed via apical absorption by the intestinal tissue resulting in mitochondrial oxidation.