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John Turk

This is a preview profile on BiomedExperts - the first literature-based scientific social network. It brings the right researchers together and allows them to collaborate online. Collexis and Dell provide the BiomedExperts network of +1.5 Million pre-calculated profiles free of charge to researchers worldwide.

Research Profile (preview)

Anatomy

Islets of Langerhans

Living Beings

Chemicals & Drugs

Procedures

Disorders

Insulinoma

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Co-Publications
Name
40
Ramanadham, Sasanka
36
Hsu, Fong-Fu
30
Bohrer, Alan
24
McDaniel, Michael
22
Ma, Zhongmin
13
Gross, Richard
12
Easom, Richard
10
Wohltmann, Mary
10
Bao, Shunzhong
6
Corbett, John
6
Holtzman, Michael
5
Nowatzke, William
4
Rhoades, Elizabeth
4
Russell, David
4
Kwon, Guim

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Publications

TOP 3
Hsu Fong-Fu; Turk J
Electrospray ionization with low-energy collisionally activated dissociation tandem mass spectrometry of glycerophospholipids: mechanisms of fragmentation and structural characterization.
Song Haowei; Ladenson Jack; Turk John
Algorithms for automatic processing of data from mass spectrometric analyses of lipids.
Chakravarthy Manu V; Lodhi Irfan J; Yin Li; Malapaka Raghu R V; Xu H Eric; Turk John; Semenkovich Clay F
Identification of a physiologically relevant endogenous ligand for PPARalpha in liver.

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All Publications

2009: Hsu Fong-Fu; Turk J
Electrospray ionization with low-energy collisionally activated dissociation tandem mass spectrometry of glycerophospholipids: mechanisms of fragmentation and structural characterization.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2009;877(26):2673-95.
2009: Song Haowei; Ladenson Jack; Turk John
Algorithms for automatic processing of data from mass spectrometric analyses of lipids.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2009;877(26):2847-54.
2009: Chakravarthy Manu V; Lodhi Irfan J; Yin Li; Malapaka Raghu R V; Xu H Eric; Turk John; Semenkovich Clay F
Identification of a physiologically relevant endogenous ligand for PPARalpha in liver.
Cell 2009;138(3):476-88.
2008: Hsu Fong-Fu; Turk John
Structural characterization of unsaturated glycerophospholipids by multiple-stage linear ion-trap mass spectrometry with electrospray ionization.
Journal of the American Society for Mass Spectrometry 2008;19(11):1681-91.
2008: Hsu Fong-Fu; Turk John
Elucidation of the double-bond position of long-chain unsaturated fatty acids by multiple-stage linear ion-trap mass spectrometry with electrospray ionization.
Journal of the American Society for Mass Spectrometry 2008;19(11):1673-80.
2008: Song Haowei; Kong Wei; Weatherspoon Natasha; Qin Guozheng; Tyler William; Turk John; Curtiss Roy; Shi Yixin
Modulation of the regulatory activity of bacterial two-component systems by SlyA.
The Journal of biological chemistry 2008;283(42):28158-68.
2008: Nodari Francesco; Hsu Fong-Fu; Fu Xiaoyan; Holekamp Terrence F; Kao Lung-Fa; Turk John; Holy Timothy E
Sulfated steroids as natural ligands of mouse pheromone-sensing neurons.
The Journal of neuroscience : the official journal of the Society for Neuroscience 2008;28(25):6407-18.
2008: Malik Ibrahim; Turk John; Mancuso David J; Montier Laura; Wohltmann Mary; Wozniak David F; Schmidt Robert E; Gross Richard W; Kotzbauer Paul T
Disrupted membrane homeostasis and accumulation of ubiquitinated proteins in a mouse model of infantile neuroaxonal dystrophy caused by PLA2G6 mutations.
The American journal of pathology 2008;172(2):406-16.
2008: Bao Shunzhong; Jacobson David A; Wohltmann Mary; Bohrer Alan; Jin Wu; Philipson Louis H; Turk John
Glucose homeostasis, insulin secretion, and islet phospholipids in mice that overexpress iPLA2beta in pancreatic beta-cells and in iPLA2beta-null mice.
American journal of physiology. Endocrinology and metabolism 2008;294(2):E217-29.
2007: Hsu Fong-Fu; Turk John
Differentiation of 1-O-alk-1'-enyl-2-acyl and 1-O-alkyl-2-acyl glycerophospholipids by multiple-stage linear ion-trap mass spectrometry with electrospray ionization.
Journal of the American Society for Mass Spectrometry 2007;18(11):2065-73.
2007: Bao Shunzhong; Li Yankun; Lei Xiaoyong; Wohltmann Mary; Jin Wu; Bohrer Alan; Semenkovich Clay F; Ramanadham Sasanka; Tabas Ira; Turk John
Attenuated free cholesterol loading-induced apoptosis but preserved phospholipid composition of peritoneal macrophages from mice that do not express group VIA phospholipase A2.
The Journal of biological chemistry 2007;282(37):27100-14.
2007: Hsu Fong-Fu; Turk John; Zhang Kai; Beverley Stephen M
Characterization of inositol phosphorylceramides from Leishmania major by tandem mass spectrometry with electrospray ionization.
Journal of the American Society for Mass Spectrometry 2007;18(9):1591-604.
2007: Hsu Fong-Fu; Turk John; Williams Todd D; Welti Ruth
Electrospray ionization multiple stage quadrupole ion-trap and tandem quadrupole mass spectrometric studies on phosphatidylglycerol from Arabidopsis leaves.
Journal of the American Society for Mass Spectrometry 2007;18(4):783-90.
2007: Hsu Fong-Fu; Turk John; Owens Róisín M; Rhoades Elizabeth R; Russell David G
Structural characterization of phosphatidyl-myo-inositol mannosides from Mycobacterium bovis Bacillus Calmette Guérin by multiple-stage quadrupole ion-trap mass spectrometry with electrospray ionization. I. PIMs and lyso-PIMs.
Journal of the American Society for Mass Spectrometry 2007;18(3):466-78.
2007: Hsu Fong-Fu; Turk John; Owens Róisín M; Rhoades Elizabeth R; Russell David G
Structural characterization of phosphatidyl-myo-inositol mannosides from Mycobacterium bovis Bacillus Calmette Gúerin by multiple-stage quadrupole ion-trap mass spectrometry with electrospray ionization. II. Monoacyl- and diacyl-PIMs.
Journal of the American Society for Mass Spectrometry 2007;18(3):479-92.
2006: Hsu Fong-Fu; Turk John
Characterization of cardiolipin as the sodiated ions by positive-ion electrospray ionization with multiple stage quadrupole ion-trap mass spectrometry.
Journal of the American Society for Mass Spectrometry 2006;17(8):1146-57.
2006: Bao Shunzhong; Song Haowei; Wohltmann Mary; Ramanadham Sasanka; Jin Wu; Bohrer Alan; Turk John
Insulin secretory responses and phospholipid composition of pancreatic islets from mice that do not express Group VIA phospholipase A2 and effects of metabolic stress on glucose homeostasis.
The Journal of biological chemistry 2006;281(30):20958-73.
2006: Song Haowei; Bao Shunzhong; Ramanadham Sasanka; Turk John
Effects of biological oxidants on the catalytic activity and structure of group VIA phospholipase A2.
Biochemistry 2006;45(20):6392-406.
2006: Song Haowei; Ramanadham Sasanka; Bao Shunzhong; Hsu Fong-Fu; Turk John
A bromoenol lactone suicide substrate inactivates group VIA phospholipase A2 by generating a diffusible bromomethyl keto acid that alkylates cysteine thiols.
Biochemistry 2006;45(3):1061-73.
2006: Bao Shunzhong; Bohrer Alan; Ramanadham Sasanka; Jin Wu; Zhang Sheng; Turk John
Effects of stable suppression of Group VIA phospholipase A2 expression on phospholipid content and composition, insulin secretion, and proliferation of INS-1 insulinoma cells.
The Journal of biological chemistry 2006;281(1):187-98.
2005: Hsu Fong-Fu; Turk John
Studies on phosphatidylserine by tandem quadrupole and multiple stage quadrupole ion-trap mass spectrometry with electrospray ionization: structural characterization and the fragmentation processes.
Journal of the American Society for Mass Spectrometry 2005;16(9):1510-22.
2005: Hsu Fong-Fu; Turk John; Rhoades Elizabeth R; Russell David G; Shi Yixin; Groisman Eduardo A
Structural characterization of cardiolipin by tandem quadrupole and multiple-stage quadrupole ion-trap mass spectrometry with electrospray ionization.
Journal of the American Society for Mass Spectrometry 2005;16(4):491-504.
2005: Wang Zhepeng; Ramanadham Sasanka; Ma Zhongmin Alex; Bao Shunzhong; Mancuso David J; Gross Richard W; Turk John
Group VIA phospholipase A2 forms a signaling complex with the calcium/calmodulin-dependent protein kinase IIbeta expressed in pancreatic islet beta-cells.
The Journal of biological chemistry 2005;280(8):6840-9.
2004: Song Haowei; Hecimovic Silva; Goate Alison; Hsu Fong-Fu; Bao Shunzhong; Vidavsky Ilan; Ramanadham Sasanka; Turk John
Characterization of N-terminal processing of group VIA phospholipase A2 and of potential cleavage sites of amyloid precursor protein constructs by automated identification of signature peptides in LC/MS/MS analyses of proteolytic digests.
Journal of the American Society for Mass Spectrometry 2004;15(12):1780-93.
2004: Bao Shunzhong; Miller David J; Ma Zhongmin; Wohltmann Mary; Eng Grace; Ramanadham Sasanka; Moley Kelle; Turk John
Male mice that do not express group VIA phospholipase A2 produce spermatozoa with impaired motility and have greatly reduced fertility.
The Journal of biological chemistry 2004;279(37):38194-200.
2004: Bao Shunzhong; Jin Chun; Zhang Sheng; Turk John; Ma Zhongmin; Ramanadham Sasanka
Beta-cell calcium-independent group VIA phospholipase A(2) (iPLA(2)beta): tracking iPLA(2)beta movements in response to stimulation with insulin secretagogues in INS-1 cells.
Diabetes 2004;53 Suppl 1():S186-9.
2004: Ramanadham Sasanka; Song Haowei; Bao Shunzhong; Hsu Fong-Fu; Zhang Sheng; Ma Zhongmin; Jin Chun; Turk John
Islet complex lipids: involvement in the actions of group VIA calcium-independent phospholipase A(2) in beta-cells.
Diabetes 2004;53 Suppl 1():S179-85.
2004: Ramanadham Sasanka; Hsu Fong-Fu; Zhang Sheng; Jin Chun; Bohrer Alan; Song Haowei; Bao Shunzhong; Ma Zhongmin; Turk John
Apoptosis of insulin-secreting cells induced by endoplasmic reticulum stress is amplified by overexpression of group VIA calcium-independent phospholipase A2 (iPLA2 beta) and suppressed by inhibition of iPLA2 beta.
Biochemistry 2004;43(4):918-30.
2003: Ramanadham Sasanka; Song Haowei; Hsu Fong-Fu; Zhang Sheng; Crankshaw Mark; Grant Gregory A; Newgard Christopher B; Bao Shunzhong; Ma Zhongmin; Turk John
Pancreatic islets and insulinoma cells express a novel isoform of group VIA phospholipase A2 (iPLA2 beta) that participates in glucose-stimulated insulin secretion and is not produced by alternate splicing of the iPLA2 beta transcript.
Biochemistry 2003;42(47):13929-40.
2003: Hsu Fong-Fu; Turk John; Thukkani Arun K; Messner Maria C; Wildsmith Kristin R; Ford David A
Characterization of alkylacyl, alk-1-enylacyl and lyso subclasses of glycerophosphocholine by tandem quadrupole mass spectrometry with electrospray ionization.
Journal of mass spectrometry : JMS 2003;38(7):752-63.
2003: Rhoades E; Hsu F- F; Torrelles J B; Turk J; Chatterjee D; Russell D G
Identification and macrophage-activating activity of glycolipids released from intracellular Mycobacterium bovis BCG.
Molecular microbiology 2003;48(4):875-88.
2003: Hsu Fong-Fu; Turk John; Gross Michael L
Structural distinction among inositol phosphate isomers using high-energy and low-energy collisional-activated dissociation tandem mass spectrometry with electrospray ionization.
Journal of mass spectrometry : JMS 2003;38(4):447-57.
2003: Hsu Fong-Fu; Turk John
Electrospray ionization/tandem quadrupole mass spectrometric studies on phosphatidylcholines: the fragmentation processes.
Journal of the American Society for Mass Spectrometry 2003;14(4):352-63.
2002: Hsu Fong-Fu; Turk John; Stewart Mary E; Downing Donald T
Structural studies on ceramides as lithiated adducts by low energy collisional-activated dissociation tandem mass spectrometry with electrospray ionization.
Journal of the American Society for Mass Spectrometry 2002;13(6):680-95.
2002: Hsu Fong-Fu; Turk John
Characterization of ceramides by low energy collisional-activated dissociation tandem mass spectrometry with negative-ion electrospray ionization.
Journal of the American Society for Mass Spectrometry 2002;13(5):558-70.
2002: Ramanadham Sasanka; Zhang Sheng; Ma Zhongmin; Wohltmann Mary; Bohrer Alan; Hsu Fong-Fu; Turk John
Delta6-, Stearoyl CoA-, and Delta5-desaturase enzymes are expressed in beta-cells and are altered by increases in exogenous PUFA concentrations.
Biochimica et biophysica acta 2002;1580(1):40-56.
2001: Ma Z; Bohrer A; Wohltmann M; Ramanadham S; Hsu F F; Turk J
Studies of phospholipid metabolism, proliferation, and secretion of stably transfected insulinoma cells that overexpress group VIA phospholipase A2.
Lipids 2001;36(7):689-700.
2001: Ma Z; Ramanadham S; Wohltmann M; Bohrer A; Hsu F F; Turk J
Studies of insulin secretory responses and of arachidonic acid incorporation into phospholipids of stably transfected insulinoma cells that overexpress group VIA phospholipase A2 (iPLA2beta ) indicate a signaling rather than a housekeeping role for iPLA2beta.
The Journal of biological chemistry 2001;276(16):13198-208.
2000: Hsu F F; Turk J
Characterization of phosphatidylinositol, phosphatidylinositol-4-phosphate, and phosphatidylinositol-4,5-bisphosphate by electrospray ionization tandem mass spectrometry: a mechanistic study.
Journal of the American Society for Mass Spectrometry 2000;11(11):986-99.
2000: Hsu F F; Bohrer A; Wohltmann M; Ramanadham S; Ma Z; Yarasheski K; Turk J
Electrospray ionization mass spectrometric analyses of changes in tissue phospholipid molecular species during the evolution of hyperlipidemia and hyperglycemia in Zucker diabetic fatty rats.
Lipids 2000;35(8):839-54.
2000: Hsu F F; Ma Z; Wohltmann M; Bohrer A; Nowatzke W; Ramanadham S; Turk J
Electrospray ionization/mass spectrometric analyses of human promonocytic U937 cell glycerolipids and evidence that differentiation is associated with membrane lipid composition changes that facilitate phospholipase A2 activation.
The Journal of biological chemistry 2000;275(22):16579-89.
2000: Hsu F F; Turk J
Characterization of phosphatidylethanolamine as a lithiated adduct by triple quadrupole tandem mass spectrometry with electrospray ionization.
Journal of mass spectrometry : JMS 2000;35(5):595-606.
2000: Hsu F F; Turk J
Structural determination of sphingomyelin by tandem mass spectrometry with electrospray ionization.
Journal of the American Society for Mass Spectrometry 2000;11(5):437-49.
2000: Ramanadham S; Hsu F; Zhang S; Bohrer A; Ma Z; Turk J
Electrospray ionization mass spectrometric analyses of phospholipids from INS-1 insulinoma cells: comparison to pancreatic islets and effects of fatty acid supplementation on phospholipid composition and insulin secretion.
Biochimica et biophysica acta 2000;1484(2-3):251-66.
1999: Nowatzke W; Zeng J; Saunders A; Bohrer A; Koenig J; Turk J
Distinction among eight opiate drugs in urine by gas chromatography-mass spectrometry.
Journal of pharmaceutical and biomedical analysis 1999;20(5):815-28.
1999: Hsu F F; Turk J
Distinction among isomeric unsaturated fatty acids as lithiated adducts by electrospray ionization mass spectrometry using low energy collisionally activated dissociation on a triple stage quadrupole instrument.
Journal of the American Society for Mass Spectrometry 1999;10(7):600-12.
1999: Hsu F F; Turk J
Structural characterization of triacylglycerols as lithiated adducts by electrospray ionization mass spectrometry using low-energy collisionally activated dissociation on a triple stage quadrupole instrument.
Journal of the American Society for Mass Spectrometry 1999;10(7):587-99.
1999: Ramanadham S; Hsu F F; Bohrer A; Ma Z; Turk J
Studies of the role of group VI phospholipase A2 in fatty acid incorporation, phospholipid remodeling, lysophosphatidylcholine generation, and secretagogue-induced arachidonic acid release in pancreatic islets and insulinoma cells.
The Journal of biological chemistry 1999;274(20):13915-27.
1999: Ma Z; Wang X; Nowatzke W; Ramanadham S; Turk J
Human pancreatic islets express mRNA species encoding two distinct catalytically active isoforms of group VI phospholipase A2 (iPLA2) that arise from an exon-skipping mechanism of alternative splicing of the transcript from the iPLA2 gene on chromosome 22q13.1.
The Journal of biological chemistry 1999;274(14):9607-16.
1998: Nowatzke W; Ramanadham S; Ma Z; Hsu F F; Bohrer A; Turk J
Mass spectrometric evidence that agents that cause loss of Ca2+ from intracellular compartments induce hydrolysis of arachidonic acid from pancreatic islet membrane phospholipids by a mechanism that does not require a rise in cytosolic Ca2+ concentration.
Endocrinology 1998;139(10):4073-85.
1998: Way B A; Stickle D; Mitchell M E; Koenig J W; Turk J
Isotope dilution gas chromatographic-mass spectrometric measurement of tricyclic antidepressant drugs. Utility of the 4-carbethoxyhexafluorobutyryl derivatives of secondary amines.
Journal of analytical toxicology 1998;22(5):374-82.
1998: Hsu F F; Bohrer A; Turk J
Electrospray ionization tandem mass spectrometric analysis of sulfatide. Determination of fragmentation patterns and characterization of molecular species expressed in brain and in pancreatic islets.
Biochimica et biophysica acta 1998;1392(2-3):202-16.
1998: Hsu F F; Bohrer A; Turk J
Formation of lithiated adducts of glycerophosphocholine lipids facilitates their identification by electrospray ionization tandem mass spectrometry.
Journal of the American Society for Mass Spectrometry 1998;9(5):516-26.
1998: Kwon G; Corbett J A; Hauser S; Hill J R; Turk J; McDaniel M L
Evidence for involvement of the proteasome complex (26S) and NFkappaB in IL-1beta-induced nitric oxide and prostaglandin production by rat islets and RINm5F cells.
Diabetes 1998;47(4):583-91.
1998: Ma Z; Ramanadham S; Hu Z; Turk J
Cloning and expression of a group IV cytosolic Ca2+-dependent phospholipase A2 from rat pancreatic islets. Comparison of the expressed activity with that of an islet group VI cytosolic Ca2+-independent phospholipase A2.
Biochimica et biophysica acta 1998;1391(3):384-400.
1998: Ramanadham S; Hsu F F; Bohrer A; Nowatzke W; Ma Z; Turk J
Electrospray ionization mass spectrometric analyses of phospholipids from rat and human pancreatic islets and subcellular membranes: comparison to other tissues and implications for membrane fusion in insulin exocytosis.
Biochemistry 1998;37(13):4553-67.
1997: Stickle D; Turk J
A kinetic mass balance model for 1,5-anhydroglucitol: applications to monitoring of glycemic control.
The American journal of physiology 1997;273(4 Pt 1):E821-30.
1997: Stickle D; Ramanadham S; Turk J
Effects of arachidonyltrifluoromethyl ketone on cytosolic [Ca2+] in HIT insulinoma cells.
Journal of lipid mediators and cell signalling 1997;17(1):65-70.
1997: Ma Z; Landt M; Bohrer A; Ramanadham S; Kipnis D M; Turk J
Interleukin-1 reduces the glycolytic utilization of glucose by pancreatic islets and reduces glucokinase mRNA content and protein synthesis by a nitric oxide-dependent mechanism.
The Journal of biological chemistry 1997;272(28):17827-35.
1997: Ma Z; Ramanadham S; Kempe K; Chi X S; Ladenson J; Turk J
Pancreatic islets express a Ca2+-independent phospholipase A2 enzyme that contains a repeated structural motif homologous to the integral membrane protein binding domain of ankyrin.
The Journal of biological chemistry 1997;272(17):11118-27.
1997: Ramanadham S; Wolf M J; Li B; Bohrer A; Turk J
Glucose-responsitivity and expression of an ATP-stimulatable, Ca(2+)-independent phospholipase A2 enzyme in clonal insulinoma cell lines.
Biochimica et biophysica acta 1997;1344(2):153-64.
1997: Wolf M J; Wang J; Turk J; Gross R W
Depletion of intracellular calcium stores activates smooth muscle cell calcium-independent phospholipase A2. A novel mechanism underlying arachidonic acid mobilization.
The Journal of biological chemistry 1997;272(3):1522-6.
1996: Ma Z; Ramanadham S; Kempe K; Hu Z; Ladenson J; Turk J
Characterization of expression of phosphofructokinase isoforms in isolated rat pancreatic islets and purified beta cells and cloning and expression of the rat phosphofructokinase-A isoform.
Biochimica et biophysica acta 1996;1308(2):151-63.
1996: Kempe K; Hsu F F; Bohrer A; Turk J
Isotope dilution mass spectrometric measurements indicate that arachidonylethanolamide, the proposed endogenous ligand of the cannabinoid receptor, accumulates in rat brain tissue post mortem but is contained at low levels in or is absent from fresh tissue.
The Journal of biological chemistry 1996;271(29):17287-95.
1996: Corbett J A; Kwon G; Marino M H; Rodi C P; Sullivan P M; Turk J; McDaniel M L
Tyrosine kinase inhibitors prevent cytokine-induced expression of iNOS and COX-2 by human islets.
The American journal of physiology 1996;270(6 Pt 1):C1581-7.
1996: Ramanadham S; Wolf M J; Ma Z; Li B; Wang J; Gross R W; Turk J
Evidence for association of an ATP-stimulatable Ca(2+)-independent phospholipase A2 from pancreatic islets and HIT insulinoma cells with a phosphofructokinase-like protein.
Biochemistry 1996;35(17):5464-71.
1996: Thyssen E; Turk J; Bohrer A; Stenson W F
Quantification of distinct molecular species of platelet activating factor in ulcerative colitis.
Lipids 1996;31 Suppl():S255-9.
1996: Kwon G; Bohrer A; Han X; Corbett J A; Ma Z; Gross R W; McDaniel M L; Turk J
Characterization of the sphingomyelin content of isolated pancreatic islets. Evaluation of the role of sphingomyelin hydrolysis in the action of interleukin-1 to induce islet overproduction of nitric oxide.
Biochimica et biophysica acta 1996;1300(1):63-72.
1996: Ma Z; Ramanadham S; Corbett J A; Bohrer A; Gross R W; McDaniel M L; Turk J
Interleukin-1 enhances pancreatic islet arachidonic acid 12-lipoxygenase product generation by increasing substrate availability through a nitric oxide-dependent mechanism.
The Journal of biological chemistry 1996;271(2):1029-42.
1994: Heinecke J W; Li W; Mueller D M; Bohrer A; Turk J
Cholesterol chlorohydrin synthesis by the myeloperoxidase-hydrogen peroxide-chloride system: potential markers for lipoproteins oxidatively damaged by phagocytes.
Biochemistry 1994;33(33):10127-36.
1994: Ramanadham S; Wolf M J; Jett P A; Gross R W; Turk J
Characterization of an ATP-stimulatable Ca(2+)-independent phospholipase A2 from clonal insulin-secreting HIT cells and rat pancreatic islets: a possible molecular component of the beta-cell fuel sensor.
Biochemistry 1994;33(23):7442-52.
1993: Ramanadham S; Bohrer A; Gross R W; Turk J
Mass spectrometric characterization of arachidonate-containing plasmalogens in human pancreatic islets and in rat islet beta-cells and subcellular membranes.
Biochemistry 1993;32(49):13499-509.
1993: Turk J; Corbett J A; Ramanadham S; Bohrer A; McDaniel M L
Biochemical evidence for nitric oxide formation from streptozotocin in isolated pancreatic islets.
Biochemical and biophysical research communications 1993;197(3):1458-64.
1993: Corbett J A; Kwon G; Turk J; McDaniel M L
IL-1 beta induces the coexpression of both nitric oxide synthase and cyclooxygenase by islets of Langerhans: activation of cyclooxygenase by nitric oxide.
Biochemistry 1993;32(50):13767-70.
1993: Lehman J J; Brown K A; Ramanadham S; Turk J; Gross R W
Arachidonic acid release from aortic smooth muscle cells induced by [Arg8]vasopressin is largely mediated by calcium-independent phospholipase A2.
The Journal of biological chemistry 1993;268(28):20713-6.
1993: Ramanadham S; Bohrer A; Mueller M; Jett P; Gross R W; Turk J
Mass spectrometric identification and quantitation of arachidonate-containing phospholipids in pancreatic islets: prominence of plasmenylethanolamine molecular species.
Biochemistry 1993;32(20):5339-51.
1993: Turk J; Gross R W; Ramanadham S
Amplification of insulin secretion by lipid messengers.
Diabetes 1993;42(3):367-74.
1993: Ramanadham S; Gross R W; Han X; Turk J
Inhibition of arachidonate release by secretagogue-stimulated pancreatic islets suppresses both insulin secretion and the rise in beta-cell cytosolic calcium ion concentration.
Biochemistry 1993;32(1):337-46.
1993: Gross R W; Ramanadham S; Kruszka K K; Han X; Turk J
Rat and human pancreatic islet cells contain a calcium ion independent phospholipase A2 activity selective for hydrolysis of arachidonate which is stimulated by adenosine triphosphate and is specifically localized to islet beta-cells.
Biochemistry 1993;32(1):327-36.
1992: Shannon V R; Ramanadham S; Turk J; Holtzman M J
Selective expression of an arachidonate 12-lipoxygenase by pancreatic islet beta-cells.
The American journal of physiology 1992;263(5 Pt 1):E828-36.
1992: Holtzman M J; Turk J; Shornick L P
Identification of a pharmacologically distinct prostaglandin H synthase in cultured epithelial cells.
The Journal of biological chemistry 1992;267(30):21438-45.
1992: Turk J; Mueller M; Bohrer A; Ramanadham S
Arachidonic acid metabolism in isolated pancreatic islets. VI. Carbohydrate insulin secretagogues must be metabolized to induce eicosanoid release.
Biochimica et biophysica acta 1992;1125(3):280-91.
1992: Ramanadham S; Gross R; Turk J
Arachidonic acid induces an increase in the cytosolic calcium concentration in single pancreatic islet beta cells.
Biochemical and biophysical research communications 1992;184(2):647-53.
1992: Turk J; Bohrer A; Stump W T; Ramanadham S; Mangino M J
Quantification of distinct molecular species of the 2-lyso metabolite of platelet-activating factor by gas chromatography-negative-ion chemical ionization mass spectrometry.
Journal of chromatography 1992;575(2):183-96.
1992: Landt M; Easom R A; Colca J R; Wolf B A; Turk J; Mills L A; McDaniel M L
Parallel effects of arachidonic acid on insulin secretion, calmodulin-dependent protein kinase activity and protein kinase C activity in pancreatic islets.
Cell calcium 1992;13(3):163-72.
1991: Wolf B A; Pasquale S M; Turk J
Free fatty acid accumulation in secretagogue-stimulated pancreatic islets and effects of arachidonate on depolarization-induced insulin secretion.
Biochemistry 1991;30(26):6372-9.
1991: Holtzman M J; Ferdman B; Bohrer A; Turk J
Synthesis of the 1-O-hexadecyl molecular species of platelet-activating factor by airway epithelial and vascular endothelial cells.
Biochemical and biophysical research communications 1991;177(1):357-64.
1991: Wolf B A; Williamson J R; Easom R A; Chang K; Sherman W R; Turk J
Diacylglycerol accumulation and microvascular abnormalities induced by elevated glucose levels.
The Journal of clinical investigation 1991;87(1):31-8.
1990: Hughes J H; Colca J R; Easom R A; Turk J; McDaniel M L
Interleukin 1 inhibits insulin secretion from isolated rat pancreatic islets by a process that requires gene transcription and mRNA translation.
The Journal of clinical investigation 1990;86(3):856-63.
1990: Easom R A; Landt M; Colca J R; Hughes J H; Turk J; McDaniel M
Effects of insulin secretagogues on protein kinase C-catalyzed phosphorylation of an endogenous substrate in isolated pancreatic islets.
The Journal of biological chemistry 1990;265(25):14938-46.
1990: Wolf B A; Conrad-Kessel W; Turk J
Long-chain fatty alcohol quantitation in subfemtomole amounts by gas chromatography-negative ion chemical ionization mass spectrometry. Application to long-chain acyl coenzyme A measurement.
Journal of chromatography 1990;509(2):325-32.
1990: Hughes J H; Watson M A; Easom R A; Turk J; McDaniel M L
Interleukin-1 induces rapid and transient expression of the c-fos proto-oncogene in isolated pancreatic islets and in purified beta-cells.
FEBS letters 1990;266(1-2):33-6.
1990: Wolf B A; Easom R A; McDaniel M L; Turk J
Diacylglycerol synthesis de novo from glucose by pancreatic islets isolated from rats and humans.
The Journal of clinical investigation 1990;85(2):482-90.
1990: Turk J; Stump W T; Conrad-Kessel W; Seabold R R; Wolf B A
Quantitation of epoxy- and dihydroxyeicosatrienoic acids by stable isotope-dilution mass spectrometry.
Methods in enzymology 1990;187():175-86.
1989: Easom R A; Hughes J H; Landt M; Wolf B A; Turk J; McDaniel M L
Comparison of effects of phorbol esters and glucose on protein kinase C activation and insulin secretion in pancreatic islets.
The Biochemical journal 1989;264(1):27-33.
1989: Holtzman M J; Turk J; Pentland A
A regiospecific monooxygenase with novel stereopreference is the major pathway for arachidonic acid oxygenation in isolated epidermal cells.
The Journal of clinical investigation 1989;84(5):1446-53.
1989: Hughes J H; Easom R A; Wolf B A; Turk J; McDaniel M L
Interleukin 1-induced prostaglandin E2 accumulation by isolated pancreatic islets.
Diabetes 1989;38(10):1251-7.
1989: Hansbrough J R; Atlas A B; Turk J; Holtzman M J
Arachidonate 12-lipoxygenase and cyclooxygenase: PGE isomerase are predominant pathways for oxygenation in bovine tracheal epithelial cells.
American journal of respiratory cell and molecular biology 1989;1(3):237-44.
1989: Wolf B A; Hughes J H; Florholmen J; Turk J; McDaniel M L
Interleukin-1 inhibits glucose-induced Ca2+ uptake by islets of Langerhans.
FEBS letters 1989;248(1-2):35-8.
1989: Wolf B A; Easom R A; Hughes J H; McDaniel M L; Turk J
Secretagogue-induced diacylglycerol accumulation in isolated pancreatic islets. Mass spectrometric characterization of the fatty acyl content indicates multiple mechanisms of generation.
Biochemistry 1989;28(10):4291-301.
1989: Turk J; Wolf B A; Easom R A; Hughes J H; McDaniel M L
Arachidonic acid metabolism in isolated pancreatic islets. V. The enantiomeric composition of 12-hydroxy-5,8,10,14-eicosatetraenoic acid indicates synthesis by a 12-lipoxygenase rather than a monooxygenase.
Biochimica et biophysica acta 1989;1001(1):16-24.
1988: Holtzman M J; Hansbrough J R; Rosen G D; Turk J
Uptake, release and novel species-dependent oxygenation of arachidonic acid in human and animal airway epithelial cells.
Biochimica et biophysica acta 1988;963(3):401-13.
1988: Turk J; Stump W T; Wolf B A; Easom R A; McDaniel M L
Quantitative stereochemical analysis of subnanogram amounts of 12-hydroxy-(5,8,10,14)-eicosatetraenoic acid by sequential chiral phase liquid chromatography and stable isotope dilution mass spectrometry.
Analytical biochemistry 1988;174(2):580-8.
1988: Turk J; Hughes J H; Easom R A; Wolf B A; Scharp D W; Lacy P E; McDaniel M L
Arachidonic acid metabolism and insulin secretion by isolated human pancreatic islets.
Diabetes 1988;37(7):992-6.
1988: Wolf B A; Florholmen J; Turk J; McDaniel M L
Studies of the Ca2+ requirements for glucose- and carbachol-induced augmentation of inositol trisphosphate and inositol tetrakisphosphate accumulation in digitonin-permeabilized islets. Evidence for a glucose recognition site in insulin secretion.
The Journal of biological chemistry 1988;263(8):3565-75.
1988: Wolf B A; Colca J R; Turk J; Florholmen J; McDaniel M L
Regulation of Ca2+ homeostasis by islet endoplasmic reticulum and its role in insulin secretion.
The American journal of physiology 1988;254(2 Pt 1):E121-36.
1988: McDaniel M L; Wolf B A; Turk J
Signal transduction and insulin secretion: role of intracellular Ca2+, inositoltrisphosphate, and arachidonic acid.
Progress in clinical and biological research 1988;265():99-116.
1987: Turk J; Wolf B A; McDaniel M L
The role of phospholipid-derived mediators including arachidonic acid, its metabolites, and inositoltrisphosphate and of intracellular Ca2+ in glucose-induced insulin secretion by pancreatic islets.
Progress in lipid research 1987;26(2):125-81.
1986: Turk J; Wolf B A; Lefkowith J B; Stump W T; McDaniel M L
Glucose-induced phospholipid hydrolysis in isolated pancreatic islets: quantitative effects on the phospholipid content of arachidonate and other fatty acids.
Biochimica et biophysica acta 1986;879(3):399-409.
1984: Turk J; Colca J R; Kotagal N; McDaniel M L
Arachidonic acid metabolism in isolated pancreatic islets. II. The effects of glucose and of inhibitors of arachidonate metabolism on insulin secretion and metabolite synthesis.
Biochimica et biophysica acta 1984;794(1):125-36.
1984: Turk J; Colca J R; Kotagal N; McDaniel M L
Arachidonic acid metabolism in isolated pancreatic islets. I. Identification and quantitation of lipoxygenase and cyclooxygenase products.
Biochimica et biophysica acta 1984;794(1):110-24.

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