Steffen R - Search Results

1

Immunosuppressive function of hepatitis B antigens in vitro: role of endoribonuclease V as one potential trans inactivator for cytokines in macrophages and human hepatoma cells.

Jochum C, Voth R, Rossol S, Meyer zum Büschenfelde KH, Hess G, Will H, Schröder HC, Steffen R, Müller WE. Jochum C, et al. Among authors: steffen r. J Virol. 1990 May;64(5):1956-63. doi: 10.1128/JVI.64.5.1956-1963.1990. J Virol. 1990. PMID: 2157863 Free PMC article.

2

Differential in vitro anti-HIV activity of natural lignans.

Schröder HC, Merz H, Steffen R, Müller WE, Sarin PS, Trumm S, Schulz J, Eich E. Schröder HC, et al. Among authors: steffen r. Z Naturforsch C J Biosci. 1990 Nov-Dec;45(11-12):1215-21. doi: 10.1515/znc-1990-11-1222. Z Naturforsch C J Biosci. 1990. PMID: 1965681 Free article.

3

Schröder HC, Steffen R, Ugarković D, Zahn RK, Müller WE. Schröder HC, et al. Among authors: steffen r. Z Gerontol. 1990 May-Jun;23(3):117-22. Z Gerontol. 1990. PMID: 2168109 German.

4

Inhibition of hepatitis B virus production by modified 2',3'-dideoxy-thymidine and 2',3'-dideoxy-5-methylcytidine derivatives. In vitro and in vivo studies.

Matthes E, von Janta-Lipinski M, Will H, Schröder HC, Merz H, Steffen R, Müller WE. Matthes E, et al. Among authors: steffen r. Biochem Pharmacol. 1992 Apr 1;43(7):1571-7. doi: 10.1016/0006-2952(92)90216-6. Biochem Pharmacol. 1992. PMID: 1314607

5

Production of the cytostatic agent aeroplysinin by the sponge Verongia aerophoba in in vitro culture.

Kreuter MH, Robitzki A, Chang S, Steffen R, Michaelis M, Kljajić Z, Bachmann M, Schröder HC, Müller WE. Kreuter MH, et al. Among authors: steffen r. Comp Biochem Physiol C Comp Pharmacol Toxicol. 1992;101(1):183-7. doi: 10.1016/0742-8413(92)90217-u. Comp Biochem Physiol C Comp Pharmacol Toxicol. 1992. PMID: 1350964

6

Age-dependent increase of DNA topoisomerase II activity in quail oviduct; modulation of the nuclear matrix-associated enzyme activity by protein phosphorylation and poly(ADP-ribosyl)ation.

Schröder HC, Steffen R, Wenger R, Ugarković D, Müller WE. Schröder HC, et al. Among authors: steffen r. Mutat Res. 1989 Sep-Nov;219(5-6):283-94. doi: 10.1016/0921-8734(89)90030-1. Mutat Res. 1989. PMID: 2559326

7

Cathepsin, a major protease of the marine sponge Geodia cydonium: purification of the enzyme and molecular cloning of cDNA.

Krasko A, Gamulin V, Seack J, Steffen R, Schröder HC, Müller WE. Krasko A, et al. Among authors: steffen r. Mol Mar Biol Biotechnol. 1997 Dec;6(4):296-307. Mol Mar Biol Biotechnol. 1997. PMID: 9418288

8

Sponges (Porifera) model systems to study the shift from immortal to senescent somatic cells: the telomerase activity in somatic cells.

Koziol C, Borojevic R, Steffen R, Müller WE. Koziol C, et al. Among authors: steffen r. Mech Ageing Dev. 1998 Jan 30;100(2):107-20. doi: 10.1016/s0047-6374(97)00120-6. Mech Ageing Dev. 1998. PMID: 9541132

9

Ethylene modulates gene expression in cells of the marine sponge Suberites domuncula and reduces the degree of apoptosis.

Krasko A, Schröder HC, Perovic S, Steffen R, Kruse M, Reichert W, Müller IM, Müller WE. Krasko A, et al. Among authors: steffen r. J Biol Chem. 1999 Oct 29;274(44):31524-30. doi: 10.1074/jbc.274.44.31524. J Biol Chem. 1999. PMID: 10531355 Free article.

10

Suppression of allograft rejection in the sponge Suberites domuncula by FK506 and expression of genes encoding FK506-binding proteins in allografts.

Müller WE, Steffen R, Lorenz B, Batel R, Kruse M, Krasko A, Müller IM, Schröder HC. Müller WE, et al. Among authors: steffen r. J Exp Biol. 2001 Jul;204(Pt 13):2197-207. doi: 10.1242/jeb.204.13.2197. J Exp Biol. 2001. PMID: 11507104

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