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Items: 1 to 50 of 74

1.

A ten-year search for synchronous cells: obstacles, solutions, and practical applications.

Helmstetter CE.

Front Microbiol. 2015 Mar 25;6:238. doi: 10.3389/fmicb.2015.00238. eCollection 2015. Review.

2.

T-bet- and STAT4-dependent IL-33 receptor expression directly promotes antiviral Th1 cell responses.

Baumann C, Bonilla WV, Fröhlich A, Helmstetter C, Peine M, Hegazy AN, Pinschewer DD, Löhning M.

Proc Natl Acad Sci U S A. 2015 Mar 31;112(13):4056-61. doi: 10.1073/pnas.1418549112. Epub 2015 Mar 17.

3.

Individual T helper cells have a quantitative cytokine memory.

Helmstetter C, Flossdorf M, Peine M, Kupz A, Zhu J, Hegazy AN, Duque-Correa MA, Zhang Q, Vainshtein Y, Radbruch A, Kaufmann SH, Paul WE, Höfer T, Löhning M.

Immunity. 2015 Jan 20;42(1):108-22. doi: 10.1016/j.immuni.2014.12.018. Epub 2014 Dec 25.

4.

Stable T-bet(+)GATA-3(+) Th1/Th2 hybrid cells arise in vivo, can develop directly from naive precursors, and limit immunopathologic inflammation.

Peine M, Rausch S, Helmstetter C, Fröhlich A, Hegazy AN, Kühl AA, Grevelding CG, Höfer T, Hartmann S, Löhning M.

PLoS Biol. 2013;11(8):e1001633. doi: 10.1371/journal.pbio.1001633. Epub 2013 Aug 20.

5.

Short-term memory in gene induction reveals the regulatory principle behind stochastic IL-4 expression.

Mariani L, Schulz EG, Lexberg MH, Helmstetter C, Radbruch A, Löhning M, Höfer T.

Mol Syst Biol. 2010 Apr 13;6:359. doi: 10.1038/msb.2010.13.

6.

Interferons direct Th2 cell reprogramming to generate a stable GATA-3(+)T-bet(+) cell subset with combined Th2 and Th1 cell functions.

Hegazy AN, Peine M, Helmstetter C, Panse I, Fröhlich A, Bergthaler A, Flatz L, Pinschewer DD, Radbruch A, Löhning M.

Immunity. 2010 Jan 29;32(1):116-28. doi: 10.1016/j.immuni.2009.12.004. Epub 2010 Jan 14.

7.

Functional changes with feeding in the gastro-intestinal epithelia of the Burmese python (Python molurus).

Helmstetter C, Reix N, T'Flachebba M, Pope RK, Secor SM, Le Maho Y, Lignot JH.

Zoolog Sci. 2009 Sep;26(9):632-8. doi: 10.2108/zsj.26.632.

PMID:
19799514
8.

Technology for cell cycle research with unstressed steady-state cultures.

Lebleu VS, Thornton M, Gonda SR, Helmstetter CE.

Cytotechnology. 2006 Jul;51(3):149-57. doi: 10.1007/s10616-006-9024-5. Epub 2006 Nov 21.

9.

Global organization of replication time zones of the mouse genome.

Farkash-Amar S, Lipson D, Polten A, Goren A, Helmstetter C, Yakhini Z, Simon I.

Genome Res. 2008 Oct;18(10):1562-70. doi: 10.1101/gr.079566.108. Epub 2008 Jul 30.

10.

[Reflections no humanitarian engagement].

Courcol W, El Homrani F, Geber M, Gebhart D, Helmstetter C, Kreiss A, Leininger C, Leroux S, Mazouzi J, Noudjou J, Altmayer A, Anfray V, Bozarhoun MA, Chartier C, Christen P, De Surmont R, Djouder J, Felder E, Freire MC, Ghazal H, Gnaedig E, Hauchard F, Heiligenstein L, Keck C, Lievre D, Messas H, Paczek C, Vinson M.

Rev Infirm. 2008 Jun;(141):39-40. French. No abstract available.

PMID:
18669388
11.

The Shb signalling scaffold binds to and regulates constitutive signals from the Epstein-Barr virus LMP2A membrane protein.

Matskova LV, Helmstetter C, Ingham RJ, Gish G, Lindholm CK, Ernberg I, Pawson T, Winberg G.

Oncogene. 2007 Jul 26;26(34):4908-17. Epub 2007 Feb 19.

PMID:
17311000
12.

Postprandial morphological response of the intestinal epithelium of the Burmese python (Python molurus).

Lignot JH, Helmstetter C, Secor SM.

Comp Biochem Physiol A Mol Integr Physiol. 2005 Jul;141(3):280-91.

PMID:
16002308
13.

Cyclin mRNA stability does not vary during the cell cycle.

Eward KL, Van Ert MN, Thornton M, Helmstetter CE.

Cell Cycle. 2004 Aug;3(8):1057-61. Epub 2004 Aug 17.

PMID:
15254409
14.

Synchronous cultures from the baby machine. A model for animal cells.

Grover NB, Eward KL, Helmstetter CE.

Math Biosci. 2004 Jul;190(1):87-96.

PMID:
15172804
15.

AIDA: web agents in dental treatment planning.

Finkeissen E, Stamm I, Müssig M, Streicher J, Koke U, Helmstetter C, Hassfeld S, Wetter T.

Adv Dent Res. 2003 Dec;17:74-6.

PMID:
15126212
16.

Synchrony in human, mouse and bacterial cell cultures--a comparison.

Helmstetter CE, Thornton M, Romero A, Eward KL.

Cell Cycle. 2003 Jan-Feb;2(1):42-5.

PMID:
12695687
17.

AIDA: Web agents to support dental treatment planning.

Finkeissen E, Böhret S, Stamm I, Müssig M, Streicher J, Koke U, Helmstetter C, Wolff A, Hassfeld S, Wetter T.

Int J Comput Dent. 2002 Apr-Jul;5(2-3):133-8. English, German.

PMID:
12680045
18.

Production of minimally disturbed synchronous cultures of hematopoietic cells.

Thornton M, Eward KL, Helmstetter CE.

Biotechniques. 2002 May;32(5):1098-100, 1102, 1105.

19.

Synchronous cultures from the baby machine: anatomy of a model.

Grover NB, Coustère-Yakir C, Helmstetter CE.

J Theor Biol. 2001 Oct 7;212(3):391-8.

PMID:
11829359
20.

P1 and NR1 plasmid replication during the cell cycle of Escherichia coli.

Bogan JA, Grimwade JE, Thornton M, Zhou P, Denning GD, Helmstetter CE.

Plasmid. 2001 May;45(3):200-8.

PMID:
11407915
21.

Cell-cycle research with synchronous cultures: an evaluation.

Helmstetter CE, Thornton M, Grover NB.

Biochimie. 2001 Jan;83(1):83-9.

PMID:
11254979
22.

Transcription level of operon ftsYEX and activity of promoter P1 of rpoH during the cell cycle in Escherichia coli.

Gómez-Eichelmann MC, Helmstetter CE.

J Basic Microbiol. 1999;39(4):237-42.

PMID:
10520269
23.

DNA sequestration and transcription in the oriC region of Escherichia coli.

Bogan JA, Helmstetter CE.

Mol Microbiol. 1997 Dec;26(5):889-96.

24.

Gravity and the orientation of cell division.

Helmstetter CE.

Proc Natl Acad Sci U S A. 1997 Sep 16;94(19):10195-8.

25.

Replication and segregation of a miniF plasmid during the division cycle of Escherichia coli.

Helmstetter CE, Thornton M, Zhou P, Bogan JA, Leonard AC, Grimwade JE.

J Bacteriol. 1997 Feb;179(4):1393-9.

26.

Gene transcription and chromosome replication in Escherichia coli.

Zhou P, Bogan JA, Welch K, Pickett SR, Wang HJ, Zaritsky A, Helmstetter CE.

J Bacteriol. 1997 Jan;179(1):163-9.

27.

mioC transcription, initiation of replication, and the eclipse in Escherichia coli.

Bogan JA, Helmstetter CE.

J Bacteriol. 1996 Jun;178(11):3201-6.

28.
29.
30.
31.

Dimensional rearrangement of Escherichia coli B/r cells during a nutritional shift-down.

Zaritsky A, Woldringh CL, Helmstetter CE, Grover NB.

J Gen Microbiol. 1993 Nov;139(11):2711-4.

PMID:
8277254
32.

Correlation of gene transcription with the time of initiation of chromosome replication in Escherichia coli.

Theisen PW, Grimwade JE, Leonard AC, Bogan JA, Helmstetter CE.

Mol Microbiol. 1993 Nov;10(3):575-84.

PMID:
7968535
33.
34.

Relationships between chromosome segregation, cell shape and temperature in Escherichia coli.

Helmstetter CE, Leonard AC, Grimwade JE.

J Theor Biol. 1992 Nov 21;159(2):261-6.

PMID:
1294848
35.

Improved bacterial baby machine: application to Escherichia coli K-12.

Helmstetter CE, Eenhuis C, Theisen P, Grimwade J, Leonard AC.

J Bacteriol. 1992 Jun;174(11):3445-9.

36.

Description of a baby machine for Saccharomyces cerevisiae.

Helmstetter CE.

New Biol. 1991 Nov;3(11):1089-96.

PMID:
1777482
37.

Involvement of cell shape in the replication and segregation of chromosomes in Escherichia coli.

Helmstetter CE, Leonard AC.

Res Microbiol. 1990 Jan;141(1):30-9. Review.

PMID:
2194247
38.
39.
40.

Replication patterns of multiple plasmids coexisting in Escherichia coli.

Leonard AC, Helmstetter CE.

J Bacteriol. 1988 Mar;170(3):1380-3.

41.

E. coli minichromosome replication in vitro and in vivo: comparative analyses of replication intermediates.

Munson BR, Hucul JA, Maier PG, Krajewski CA, Helmstetter CE.

Biochim Biophys Acta. 1987 Oct 9;910(1):11-20.

PMID:
3307923
42.

Mechanism for chromosome and minichromosome segregation in Escherichia coli.

Helmstetter CE, Leonard AC.

J Mol Biol. 1987 Sep 20;197(2):195-204.

PMID:
3316668
43.
44.

Overexpression of the dnaA gene in Escherichia coli B/r: chromosome and minichromosome replication in the presence of rifampin.

Pierucci O, Helmstetter CE, Rickert M, Weinberger M, Leonard AC.

J Bacteriol. 1987 May;169(5):1871-7.

45.

Cell cycle-specific replication of Escherichia coli minichromosomes.

Leonard AC, Helmstetter CE.

Proc Natl Acad Sci U S A. 1986 Jul;83(14):5101-5.

46.

Discontinuity in DNA replication during expression of accumulated initiation potential in dnaA mutants of Escherichia coli.

Helmstetter CE, Krajewski CA, Leonard AC, Weinberger M.

J Bacteriol. 1986 Feb;165(2):631-7.

47.

Involvement of DNA superhelicity in minichromosome maintenance in Escherichia coli.

Leonard AC, Whitford WG, Helmstetter CE.

J Bacteriol. 1985 Feb;161(2):687-95.

48.

Detection of proteins which recognize and bind oriC sequences.

Weinberger M, Greene RS, Nash CR, Helmstetter CE.

Biochem Biophys Res Commun. 1984 Dec 14;125(2):600-5.

PMID:
6393979
50.

Kinetics of minichromosome replication in Escherichia coli B/r.

Leonard AC, Hucul JA, Helmstetter CE.

J Bacteriol. 1982 Feb;149(2):499-507.

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