Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

N. Shaper · SciRah

Researcher profile · Semantic Scholar

N. Shaper

Share profile

N. Shaper — researcher profile on SciRah

h-index: 29
Works: 65
Citations: 3,251

Most-cited papers

Gangliosides are neuronal ligands for myelin-associated glycoprotein.
Lyndaj S. Yang, C. B. Zeller, N. Shaper, M. Kiso +3 more
1996Proceedings of the National Academy of Sciences of the United States of America288 citations Open access
Semantic Scholar
Receptor function of mouse sperm surface galactosyltransferase during fertilization
L. C. Lopez, Evelyn M. Bayna, David Litoff, N. Shaper +2 more
1985Journal of Cell Biology250 citations Open access
Semantic Scholar
Cleavage of pyrimidine dimers in specific DNA sequences by a pyrimidine dimer DNA-glycosylase of M. luteus
W. Haseltine, L. Gordon, C. Lindan, R. H. Grafstrom +2 more
1980Nature243 citations
Semantic Scholar
Bovine alpha 1----3-galactosyltransferase: isolation and characterization of a cDNA clone. Identification of homologous sequences in human genomic DNA.
D. Joziasse, J. Shaper, D. H. van den Eijnden, A. V. Van Tunen +1 more
1989Journal of Biological Chemistry212 citations
Semantic Scholar
The expanding β 4-galactosyltransferase gene family : messages from the databanks
Neng-Wen Lo, J. Shaper, J. Pevsner, N. Shaper
1998180 citations
Semantic Scholar
Characterization of an alpha 1----3-galactosyltransferase homologue on human chromosome 12 that is organized as a processed pseudogene.
D. Joziasse, J. Shaper, E. Jabs, N. Shaper
1991Journal of Biological Chemistry175 citations
Semantic Scholar
Characterization of the full length cDNA for murine beta-1,4-galactosyltransferase. Novel features at the 5'-end predict two translational start sites at two in-frame AUGs.
N. Shaper, Gregory F. Hollis, J. Douglas, Ilan R. Kirsch +1 more
1988Journal of Biological Chemistry159 citations
Semantic Scholar
Bovine galactosyltransferase: identification of a clone by direct immunological screening of a cDNA expression library.
N. Shaper, J. Shaper, Joseph L. Meuth, J. Fox +3 more
1986Proceedings of the National Academy of Sciences of the United States of America150 citations Open access
Semantic Scholar
Bovine beta 1----4-galactosyltransferase: two sets of mRNA transcripts encode two forms of the protein with different amino-terminal domains. In vitro translation experiments demonstrate that both the short and the long forms of the enzyme are type II membrane-bound glycoproteins.
R. N. Russo, N. Shaper, J. Shaper
1990Journal of Biological Chemistry99 citations Open access
Semantic Scholar
Murine alpha 1,3-galactosyltransferase. A single gene locus specifies four isoforms of the enzyme by alternative splicing.
D. Joziasse, N. Shaper, D. Kim, D. H. van den Eijnden +1 more
1992Journal of Biological Chemistry97 citations Open access
Semantic Scholar
Transcriptional regulation of murine beta1,4-galactosyltransferase in somatic cells. Analysis of a gene that serves both a housekeeping and a mammary gland-specific function.
B. Rajput, N. Shaper, J. Shaper
1996Journal of Biological Chemistry91 citations Open access
Semantic Scholar
Characterization of two cis-regulatory regions in the murine beta 1,4-galactosyltransferase gene. Evidence for a negative regulatory element that controls initiation at the proximal site.
A. Harduin-lepers, J. Shaper, N. Shaper
1993Journal of Biological Chemistry84 citations
Semantic Scholar
Beta 1,4-galactosyltransferase: a short NH2-terminal fragment that includes the cytoplasmic and transmembrane domain is sufficient for Golgi retention.
R. N. Russo, N. Shaper, D. Taatjes, J. Shaper
1992Journal of Biological Chemistry83 citations Open access
Semantic Scholar
Murine beta 1,4-galactosyltransferase: both the amounts and structure of the mRNA are regulated during spermatogenesis.
N. Shaper, W. Wright, J. Shaper
1990Proceedings of the National Academy of Sciences of the United States of America81 citations Open access
Semantic Scholar
Enzymes associated with glycosylation
J. Shaper, N. Shaper
199268 citations
Semantic Scholar
Chinese Hamster Ovary (CHO) Cells May Express Six β4-Galactosyltransferases (β4GalTs)
Jaehoon Lee, S. Sundaram, N. Shaper, T. Raju +1 more
2001Journal of Biological Chemistry62 citations Open access
Semantic Scholar
High efficiency reporter gene transfection of vascular tissue in vitro and in vivo using a cationic lipid–DNA complex
M. Keogh, D. Chen, F. Lupu, N. Shaper +3 more
1997Gene Therapy58 citations Open access
Semantic Scholar
Myelin-associated glycoprotein (Siglec-4) expression is progressively and selectively decreased in the brains of mice lacking complex gangliosides.
Ji Sun, N. Shaper, S. Itonori, M. Heffer-Lauc +2 more
2004Glycobiology57 citations Open access
Semantic Scholar
α1 → 3‐Galactosyltransferase: the use of recombinant enzyme for the synthesis of α‐galactosylated glycoconjugates
D. Joziasse, N. Shaper, L. S. Salyer, D. H. van den Eijnden +2 more
199051 citations
Semantic Scholar
Male germ cell expression of murine beta 4-galactosyltransferase. A 796-base pair genomic region, containing two cAMP-responsive element (CRE)-like elements, mediates male germ cell-specific expression in transgenic mice.
N. Shaper, A. Harduin-lepers, J. Shaper
1994Journal of Biological Chemistry49 citations
Semantic Scholar
Assignment of two human alpha-1,3-galactosyltransferase gene sequences (GGTA1 and GGTA1P) to chromosomes 9q33-q34 and 12q14-q15.
N. Shaper, Shuan-Pei Lin, D. Joziasse, Doyoun Kim +1 more
1992Genomics45 citations
Semantic Scholar
Cell surface galactosyltransferase: Immunochemical localization
N. Shaper, Paul L. Mann, J. Shaper
1985Journal of Cellular Biochemistry45 citations
Semantic Scholar
The Chicken Genome Contains Two Functional Nonallelic β1,4-Galactosyltransferase Genes
N. Shaper, Janet A. Meurer, D. Joziasse, T.-D.-D. Chou +3 more
1997Journal of Biological Chemistry42 citations Open access
Semantic Scholar
The increased level of beta1,4-galactosyltransferase required for lactose biosynthesis is achieved in part by translational control.
M. Charron, J. Shaper, N. Shaper
1998Proceedings of the National Academy of Sciences of the United States of America41 citations Open access
Semantic Scholar
The human galactosyltransferase gene is on chromosome 9 at band p13
N. Shaper, J. Shaper, Virginia Bertness, H. Chang +2 more
1986Somatic Cell Genetics41 citations
Semantic Scholar
Codistribution of galactosyl- and sialyltransferase: reorganization of trans Golgi apparatus elements in hepatocytes in intact liver and cell culture.
D. Taatjes, J. Roth, J. Weinstein, J. Paulson +2 more
1987European Journal of Cell Biology36 citations
Semantic Scholar
Genomic structure of murine β-1,4-galactosyltransferase
G. Hollis, J. Douglas, N. Shaper, J. Shaper +3 more
198935 citations
Semantic Scholar
The expanding beta 4-galactosyltransferase gene family: messages from the databanks.
Neng-Wen Lo, J. Shaper, Jonathan Pevsner, N. Shaper
1998Glycobiology33 citations Open access
Semantic Scholar
Evidence that rodent epididymal sperm contain the Mr approximately 94,000 glucocorticoid receptor but lack the Mr approximately 90,000 heat shock protein.
S. Kaufmann, W. Wright, S. Okret, A. Wikström +3 more
1992Endocrinology31 citations
Semantic Scholar
β1,4-Galactosyltransferase and Lactose Biosynthesis: Recruitment of a Housekeeping Gene from the Nonmammalian Vertebrate Gene Pool for a Mammary Gland Specific Function
N. Shaper, M. Charron, Neng-Wen Lo, J. Shaper
1998Journal of mammary gland biology and neoplasia27 citations
Semantic Scholar
Murine β1,4-galactosyltransferase: round spermatid transcripts are characterized by an extended 5′-untranslated region
A. Harduin-lepers, N. Shaper, James A. Mohaney, J. Shaper
199227 citations
Semantic Scholar
A Novel 14-Base-Pair Regulatory Element Is Essential for In Vivo Expression of Murine β4-Galactosyltransferase-I in Late Pachytene Spermatocytes and Round Spermatids
M. Charron, N. Shaper, B. Rajput, J. Shaper
1999Molecular and Cellular Biology26 citations Open access
Semantic Scholar
Human placental apurinic/apyrimidinic endonuclease. Mechanism of action.
R. H. Grafstrom, N. Shaper, L. Grossman
1982Journal of Biological Chemistry25 citations Open access
Semantic Scholar
The gene encoding murine alpha 1,3-galactosyltransferase is expressed in female germ cells but not in male germ cells.
D. S. Johnston, J. Shaper, N. Shaper, D. Joziasse +1 more
1995Developmental Biology24 citations Open access
Semantic Scholar
Human placental apurinic/apyrimidinic endonuclease. Its isolation and characterization.
N. Shaper, R. H. Grafstrom, L. Grossman
1982Journal of Biological Chemistry24 citations Open access
Semantic Scholar
Monoclonal antibodies to bovine UDP-galactosyltransferase. Characterization, cross-reactivity, and utilization as structural probes.
J. Ulrich, J. Schenck, H. Rittenhouse, N. Shaper +1 more
1986Journal of Biological Chemistry23 citations Open access
Semantic Scholar
Immunocytochemical localization of β1,4 galactosyltransferase in epithelial cells from bovine tissues using monoclonal antibodies
D. Taatjes, J. Roth, N. Shaper, J. Shaper
199222 citations Open access
Semantic Scholar
Chinese hamster ovary (CHO) cells may express six beta 4-galactosyltransferases (beta 4GalTs). Consequences of the loss of functional beta 4GalT-1, beta 4GalT-6, or both in CHO glycosylation mutants.
J. Lee, S. Sundaram, N. Shaper, T. Raju +1 more
2001Journal of Biological Chemistry20 citations
Semantic Scholar
Localization of the gene for beta 1,4-galactosyltransferase to a position in the centromeric region of mouse chromosome 4.
N. Shaper, J. Shaper, M. Peyser, C. Kozak
1990Cytogenetics and Cell Genetics17 citations
Semantic Scholar
Determination of β1,4-Galactosyltransferase Enzymatic Activity by Capillary Electrophoresis and Laser-Induced Fluorescence Detection
D. M. Snow, J. Shaper, N. Shaper, G. Hart
199916 citations Open access
Semantic Scholar
T cell activation in the absence of interleukin 2 (IL 2) results in the induction of high‐affinity IL 2 receptor unable to transmit a proliferative signal
J. Proust, N. Shaper, M. Buchholz, Albert A. Nordin
1991European Journal of Immunology16 citations
Semantic Scholar
The gene for galactosyltransferase maps to mouse chromosome 4.
N. Shaper, J. Shaper, Gregory F. Hollis, H. Chang +2 more
1987Cytogenetics and Cell Genetics14 citations
Semantic Scholar
Purification and properties of the human placental apurinic/apyrimidinic endonuclease.
N. Shaper, L. Grossman
1980Methods in Enzymology14 citations
Semantic Scholar
Gene for murine α1 → 3-galactosyltransferase is located in the centromeric region of chromosome 2
D. Joziasse, N. Shaper, J. Shaper, C. Kozak
199111 citations
Semantic Scholar
A mutation causing a reduced level of expression of six beta4-galactosyltransferase genes is the basis of the Lec19 CHO glycosylation mutant.
Jaehoon Lee, Sung-Hae Park, S. Sundaram, T. Raju +2 more
2003Biochemistry8 citations
Semantic Scholar
The alpha 1,3-galactosyltransferase gene.
D. Joziasse, J. Shaper, N. Shaper
1999Sub-cellular biochemistry7 citations
Semantic Scholar
Murine beta 1,4-galactosyltransferase. Analysis of a gene that serves both a housekeeping and a cell specific function.
J. Shaper, A. Harduin-lepers, B. Rajput, N. Shaper
1995Advances in Experimental Medicine and Biology7 citations
Semantic Scholar
Determination of the half-life of the murine beta4-galactosyltransferase-1 mRNA in somatic cells using the tetracycline-controlled transcriptional regulation system.
J. Scocca, M. Charron, N. Shaper, J. Shaper
2003Biochimie5 citations
Semantic Scholar
Murine β1,4-Galactosyltransferase
J. Shaper, A. Harduin-lepers, B. Rajput, N. Shaper
19955 citations
Semantic Scholar
Evidence for two forms of murine beta-1,4-galactosyltransferase based on cloning studies.
J. Shaper, Gregory F. Hollis, N. Shaper
1988Biochimie5 citations Open access
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

J. Shaper×38
Invite
J. Shaper — researcher profile on SciRah
D. Joziasse×9
Invite
D. Joziasse — researcher profile on SciRah
A. Harduin-lepers×5
Invite
A. Harduin-lepers — researcher profile on SciRah
L. Grossman×4
Invite
L. Grossman — researcher profile on SciRah

Gregory F. Hollis

×4

Invite

Gregory F. Hollis — researcher profile on SciRah

Invite

B. Rajput — researcher profile on SciRah

Invite

M. Charron — researcher profile on SciRah

R. H. Grafstrom×3

Invite

R. H. Grafstrom — researcher profile on SciRah

D. H. van den Eijnden×3

Invite

D. H. van den Eijnden — researcher profile on SciRah

Invite

Neng-Wen Lo — researcher profile on SciRah

Ilan R. Kirsch×3

Invite

Ilan R. Kirsch — researcher profile on SciRah

Invite

D. Taatjes — researcher profile on SciRah