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Items: 40

1.

A microscopic technique to study kinetics and concentration-response of drug-induced caspase-3 activation on a single cell level.

Werner JM, Steinfelder HJ.

J Pharmacol Toxicol Methods. 2008 Mar-Apr;57(2):131-7. Epub 2007 Nov 12.

PMID:
18086538
2.

Activation of the dual-leucine-zipper-bearing kinase and induction of beta-cell apoptosis by the immunosuppressive drug cyclosporin A.

Plaumann S, Blume R, Börchers S, Steinfelder HJ, Knepel W, Oetjen E.

Mol Pharmacol. 2008 Mar;73(3):652-9. Epub 2007 Nov 27.

PMID:
18042735
3.

Expression and function of protein phosphatase PP2A in malignant testicular germ cell tumours.

Schweyer S, Bachem A, Bremmer F, Steinfelder HJ, Soruri A, Wagner W, Pottek T, Thelen P, Hopker WW, Radzun HJ, Fayyazi A.

J Pathol. 2007 Sep;213(1):72-81.

PMID:
17590861
4.

The role of prostaglandin E receptor-dependent signaling via cAMP in Mdr1b gene activation in primary rat hepatocyte cultures.

Ziemann C, Riecke A, Rüdell G, Oetjen E, Steinfelder HJ, Lass C, Kahl GF, Hirsch-Ernst KI.

J Pharmacol Exp Ther. 2006 Apr;317(1):378-86. Epub 2006 Jan 13.

PMID:
16415092
5.

Apoptosis by 6-O-palmitoyl-L-ascorbic acid coincides with JNK-phosphorylation and inhibition of Mg2+-dependent phosphatase activity.

Kaap S, Brechlin P, Quentin I, Eger K, Steinfelder HJ.

Biochem Pharmacol. 2004 Mar 1;67(5):919-26.

PMID:
15104245
6.

Beta-cell toxicity of ATP-sensitive K+ channel-blocking insulin secretagogues.

Rustenbeck I, Krautheim A, Jörns A, Steinfelder HJ.

Biochem Pharmacol. 2004 May 1;67(9):1733-41.

PMID:
15081872
7.

Structure activity analysis of the pro-apoptotic, antitumor effect of nitrostyrene adducts and related compounds.

Kaap S, Quentin I, Tamiru D, Shaheen M, Eger K, Steinfelder HJ.

Biochem Pharmacol. 2003 Feb 15;65(4):603-10.

PMID:
12566088
8.

A fast and sensitive technique to study the kinetics and the concentration dependencies of DNA fragmentation during drug-induced apoptosis.

Steinfelder HJ, Quentin I, Ritz V.

J Pharmacol Toxicol Methods. 2000 Jan-Feb;43(1):79-84.

PMID:
11091133
9.

Spin column assay to study apoptotic DNA fragmentation in 10(5)-10(6) adherently growing cells.

Ritz V, Steinfelder HJ.

Anal Biochem. 2000 Dec 1;287(1):183-5. No abstract available.

PMID:
11078599
10.

Michael adducts of ascorbic acid as inhibitors of protein phosphatase 2A and inducers of apoptosis.

Fathi AR, Krautheim A, Kaap S, Eger K, Steinfelder HJ.

Bioorg Med Chem Lett. 2000 Jul 17;10(14):1605-8.

PMID:
10915062
11.

Hamster pancreatic beta cell lines with altered sensitivity towards apoptotic signalling by phosphatase inhibitors.

Krautheim A, Brechlin P, Becker K, Winkler M, Steinfelder HJ.

Br J Pharmacol. 2000 Feb;129(4):687-94.

12.

Contribution of mdr1b-type P-glycoprotein to okadaic acid resistance in rat pituitary GH3 cells.

Ritz V, Marwitz J, Sieder S, Ziemann C, Hirsch-Ernst KI, Quentin I, Steinfelder HJ.

Naunyn Schmiedebergs Arch Pharmacol. 1999 Aug;360(2):116-21.

PMID:
10494879
13.
14.

Phosphatase inhibitors induce defective hormone secretion in insulin-secreting cells and entry into apoptosis.

Krautheim A, Rustenbeck I, Steinfelder HJ.

Exp Clin Endocrinol Diabetes. 1999;107(1):29-34.

PMID:
10077352
15.

Characterization of two pituitary GH3 cell sublines partially resistant to apoptosis induction by okadaic acid.

Ritz V, Marwitz J, Richter E, Ziemann C, Quentin I, Steinfelder HJ.

Biochem Pharmacol. 1997 Nov 1;54(9):967-71.

PMID:
9374416
16.
17.

Inhibitors of ser/thr phosphatases 1 and 2A induce apoptosis in pituitary GH3 cells.

Tergau F, Weichert J, Quentin I, Opitz R, von Zezschwitz C, Marwitz J, Ritz V, Steinfelder HJ.

Naunyn Schmiedebergs Arch Pharmacol. 1997 Jul;356(1):8-16.

PMID:
9228184
18.

Thyrotropin (TSH) beta-subunit gene expression--an example for the complex regulation of pituitary hormone genes.

Steinfelder HJ, Wondisford FE.

Exp Clin Endocrinol Diabetes. 1997;105(4):196-203. Review.

PMID:
9285205
19.

AP-1 antagonizes thyroid hormone receptor action on the thyrotropin beta-subunit gene.

Wondisford FE, Steinfelder HJ, Nations M, Radovick S.

J Biol Chem. 1993 Feb 5;268(4):2749-54.

20.

Hormonal regulation of the thyrotropin beta-subunit gene by phosphorylation of the pituitary-specific transcription factor Pit-1.

Steinfelder HJ, Radovick S, Wondisford FE.

Proc Natl Acad Sci U S A. 1992 Jul 1;89(13):5942-5.

21.

Role of a pituitary-specific transcription factor (pit-1/GHF-1) or a closely related protein in cAMP regulation of human thyrotropin-beta subunit gene expression.

Steinfelder HJ, Radovick S, Mroczynski MA, Hauser P, McClaskey JH, Weintraub BD, Wondisford FE.

J Clin Invest. 1992 Feb;89(2):409-19.

22.

Thyrotropin-releasing hormone regulation of human TSHB expression: role of a pituitary-specific transcription factor (Pit-1/GHF-1) and potential interaction with a thyroid hormone-inhibitory element.

Steinfelder HJ, Hauser P, Nakayama Y, Radovick S, McClaskey JH, Taylor T, Weintraub BD, Wondisford FE.

Proc Natl Acad Sci U S A. 1991 Apr 15;88(8):3130-4.

23.

Methylxanthines inhibit glucose transport in rat adipocytes by two independent mechanisms.

Steinfelder HJ, Pethö-Schramm S.

Biochem Pharmacol. 1990 Sep 1;40(5):1154-7.

PMID:
2390112
24.

Pre-translational and post-translational regulation of TSH: relationship to bioactivity.

Weintraub BD, Wondisford FE, Farr EA, Steinfelder HJ, Radovick S, Gesundheit N, Gyves PW, Taylor T, DeCherney GS.

Horm Metab Res Suppl. 1990;23:9-11.

PMID:
2120122
25.

Thyroid hormone inhibition of human thyrotropin beta-subunit gene expression is mediated by a cis-acting element located in the first exon.

Wondisford FE, Farr EA, Radovick S, Steinfelder HJ, Moates JM, McClaskey JH, Weintraub BD.

J Biol Chem. 1989 Sep 5;264(25):14601-4.

26.
27.

Pre-translational and post-translational regulation of TSH synthesis in normal and neoplastic thyrotrophs.

Weintraub BD, Wondisford FE, Farr EA, Steinfelder HJ, Radovick S, Gesundheit N, Gyves PW, Taylor T, DeCherney GS.

Horm Res. 1989;32(1-3):22-4. Review.

PMID:
2693312
28.

Influence of a small molecular weight proteinase inhibitor, gabexate mesilate (FOY), on insulin receptor function in vitro.

Göke R, Göke B, Steinfelder HJ, Arnold R.

Int J Pancreatol. 1988 Mar;3(2-3):135-42.

PMID:
3129526
29.
30.

Prostaglandin E2 differentiates between two forms of glucose transport inhibition by lipolytic agents.

Steinfelder HJ, Schramm S, Joost HG.

Naunyn Schmiedebergs Arch Pharmacol. 1987 Jul;336(1):105-10.

PMID:
2442631
31.
32.

Modulation of glucose transport in hamster adipocytes by insulin and by beta- and alpha 2-adrenoceptor agonists.

Joost HG, Steinfelder HJ, Strodt J, Wehmeyer J.

Diabetologia. 1986 Jun;29(6):371-7.

PMID:
2875008
33.

The inhibition of rat adipocyte ecto-5'-nucleotidase by xanthines is not related to lipolysis.

Steinfelder HJ, Joost HG.

Biochem Pharmacol. 1986 Mar 1;35(5):867-9. No abstract available.

PMID:
3006694
34.
35.

Insulin-like stimulation of glucose transport in isolated adipocytes by fatty acids.

Joost HG, Steinfelder HJ.

Biochem Biophys Res Commun. 1985 May 16;128(3):1358-63.

PMID:
3890851
36.

Dual effect of isoprenaline on glucose transport and response to insulin in isolated adipocytes.

Joost HG, Göke R, Steinfelder HJ.

Biochem Pharmacol. 1985 Mar 1;34(5):649-53.

PMID:
2983732
37.
38.

Effects of theophylline on insulin receptors and insulin action in the adipocyte.

Joost HG, Steinfelder HJ.

Mol Cell Biochem. 1983;57(2):177-83.

PMID:
6361517
40.

In vitro effects of theophylline on insulin receptors in adipocytes: correlation with the lipolytic action of the agent.

Steinfelder HJ, Joost HG.

Biochem Biophys Res Commun. 1982 Jan 15;104(1):45-51. No abstract available.

PMID:
7073681

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