Search Results - "Hecht, N.B"

Germ cell-specific DNA and RNA binding proteins p48/52 are expressed at specific stages of male germ cell development and are present in the chromatoid body by Oko, R., Korley, R., Murray, M.T., Hecht, N.B., Hermo, L.

“…Proteins homologous to the Xenopus oocyte mRNA binding proteins mRNP3+4 and designated p48/52 have been identified in male mouse germ cells (1993: Dev Biol…”
Get full text

Utilization of an alternative transcription initiation site of somatic cytochrome c in the mouse produces a testis-specific cytochrome c mRNA by HAKE, L. E, HECHT, N. B

“…The differential regulation of somatic and testis-specific cytochromes c during spermatogenesis in the mouse is accompanied by changes in mRNA length (Hake, L…”
Get full text

Disruption of germ cell–Sertoli cell interactions leads to spermatogenic defects by Syed, V, Hecht, N.B

“…In the aging human testis, partially regressed tubules contain Sertoli cells with an altered appearance and reduced numbers of germ cells. Investigating the…”
Get full text

A late replicating DNA protein complex from cells in meiotic prophase by Hecht, N B, Stern, H

Get more information

Cytoplasmic Protein Binding to Highly Conserved Sequences in the 3' Untranslated Region of Mouse Protamine 2 mRNA, a Translationally Regulated Transcript of Male Germ Cells by KWON, Y. K, HECHT, N. B

“…The expression of the protamines, the predominant nuclear proteins of mammalian spermatozoa, is regulated translationally during male germ-cell development…”
Get full text

In Male Mouse Germ Cells, Copper-Zinc Superoxide Dismutase Utilizes Alternative Promoters That Produce Multiple Transcripts with Different Translation Potential (∗) by Gu, Wei, Morales, Carlos, Hecht, Norman B.

“…Copper-zinc superoxide dismutase (SOD-1) is an enzyme that is widely expressed in eukaryotic cells and performs a vital role in protecting cells against free…”
Get full text

Changes in mRNA length accompany translational regulation of the somatic and testis-specific cytochrome c genes during spermatogenesis in the mouse by Hake, L E, Alcivar, A A, Hecht, N B

“…The mouse testis contains two isotypes of cytochrome c, which differ in 14 of 104 amino acids: cytochrome cs is present in all somatic tissues and cytochrome…”
Get full text

Expression of the rat protamine 2 gene is suppressed at the level of transcription and translation by Bunick, D, Balhorn, R, Stanker, L H, Hecht, N B

“…We have compared the rat protamine 2 gene sequence (rP2) to that of the mouse protamine 2 (mP2) gene. The sequence encompasses 435 nucleotides of the coding…”
Get more information

Nucleotide sequence of the rat protamine 2 gene by TANHAUSER, S. M, HECHT, N. B

“…Protamines are small basic proteins which replace histones and transition proteins during spermatogenesis. P1 protamine is the predominant form, present in all…”
Get full text

Stage- and cell-specific expression of the ornithine decarboxylase gene during rat and mouse spermatogenesis by Kaipia, A, Toppari, J, Mali, P, Kangasniemi, M, Alcivar, A A, Hecht, N B, Parvinen, M

“…Ornithine decarboxylase (ODC) is an enzyme that has been shown to be induced in the growth, differentiation and proliferation of cells. We have used a cDNA…”
Get more information

Boar proacrosin expressed in spermatids of transgenic mice does not reach the acrosome and disrupts spermatogenesis by O'Brien, D.A. (University of North Carolina at Chapel Hill, Chapel Hill.), Welch, J.E, Goulding, E.H, Taylor, A.A. Jr, Baba, T, Hecht, N.B, Eddy, E.M

“…Transgenic mice that express boar proacrosin were produced to examine mechanisms for targeting hydrolytic enzymes to the acrosome. A 2.3 kb transgene was…”
Get full text

Detecting the Effects of Toxic Agents on Spermatogenesis Using DNA Probes by Hecht, Norman B.

“…Advances in the molecular biology of spermatogenesis suggest that DNA probes can be used to monitor the effects of toxic agents in male germ cells of mammals…”
Get full text

Detection of strand-specific DNA-protein interactions using single-stranded PCR products by Nikolajczyk, B S, Hecht, N B

Get more information

A complex pattern of H2A phosphorylation in the mouse testis by Green, G R, Patel, J C, Hecht, N B, Poccia, D L

“…Phosphorylation of H2A histones in mouse testis was examined using testis tubule cultures labeled with 32PO4. Histones were analyzed by two systems of…”
Get more information

In situ localization of mRNAs coding for mouse testicular structural genes by Hecht, N B, Penshow, J D

“…In situ hybridization histochemistry has been used to localize mRNA transcripts of five nuclear and cytoplasmic structural genes in the mouse testis. The mRNAs…”
Get more information

Gene expression during mammalian spermatogenesis. I. Evidence for stage-specific synthesis of polypeptides in vivo by Stern, L, Gold, B, Hecht, N.B

“…Following intratesticular injection of [35S]methionine or [3H]leucine, four testicular cell types (pachytene spermatocytes, round spermatids, elongating…”
Get full text

Splice point sequence and transcripts of the intervening sequence in the mitochondrial 21S ribosomal RNA gene of yeast by Bos, J L, Osinga, K A, Van der Horst, G, Hecht, N B, Tabak, H F, Van Ommen, G J, Borst, P

“…By S1 nuclease mapping we have located the intervening sequence in the large ribosomal RNA gene of Saccharomyces cerevisiae omega+ strains 570 bp from the 3'…”
Get more information

DNA-dependent RNA polymerases from murine testis. Properties of two activities by Farrell, D, Hecht, N B

Get more information

The gene for the small ribosomal RNA on yeast mitochondrial DNA: physical map, direction of transcription and absence of an intervening sequence by Tabak, H.F, Hecht, N.B, Menke, H.N, Hollenberg, C.P. (Amsterdam Univ. (Netherlands). Section for Medical Enzymology and Molecular Biology)

“…1. We have constructed a physical map of the yeast mtDNA region coding for the small RNA component of the mitochondrial ribosome. The map includes restriction…”
Get full text

DNA polymerase activity during meiosis by Hecht, N B

Get more information