Search Results - "Helms, J.B."

Capacitation-dependent concentration of lipid rafts in the apical ridge head area of porcine sperm cells by van Gestel, R.A., Brewis, I.A., Ashton, P.R., Helms, J.B., Brouwers, J.F., Gadella, B.M.

“…Lipid architecture of the plasma membrane plays an important role in the capacitation process of the sperm cell. During this process, an increase in membrane…”
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Binding of coatomer to Golgi membranes requires ADP-ribosylation factor by PALMER, D. J, HELMS, J. B, BECKERS, C. J. M, ORCI, L, ROTHMAN, J. E

“…Coatomer, a complex of seven proteins, appears to be the precursor of the coat structure of non-clathrin-coated Golgi-derived vesicles. Another component of…”
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p24 and p23, the major transmembrane proteins of COPI-coated transport vesicles, form hetero-oligomeric complexes and cycle between the organelles of the early secretory pathway by Gommel, D, Orci, L, Emig, E.M, Hannah, M.J, Ravazzola, M, Nickel, W, Helms, J.B, Wieland, F.T, Sohn, K

“…COPI-coated vesicles that bud off the Golgi complex contain two major transmembrane proteins, p23 and p24. We have localized the protein at the Golgi complex…”
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Characterization of different oligomeric forms of CRISP2 in the perinuclear theca versus the fibrous tail structures of boar spermatozoa by Zhang, M, Bromfield, E.G, Veenendaal, T, Klumperman, J, Helms, J.B, Gadella, B.M

“…Mammalian sperm carry a variety of highly condensed insoluble protein structures such as the perinuclear theca, the fibrous sheath and the outer dense fibers,…”
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Raman imaging and lipidomic analysis of lipid droplets in (activated) hepatic stellate cells by Vaandrager, A.B., Testerink, N., Ajat, M., Houweling, M., Brouwers, J.F.H.M., Pully, V.V., van Manen, H.W.J., Otto, C., Helms, J.B.

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Effects of methyl-β-cyclodextrin-mediated cholesterol depletion in porcine sperm compared to somatic cells by van Gestel, R.A., Helms, J.B., Brouwers, J.F.H.M., Gadella, B.M.

“…In this study, the use of methyl‐β‐cyclodextrin (MBCD) to support capacitation of sperm cells was studied. Sperm were incubated with MBCD or alternatively…”
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Synthesis of beta-hematin by dehydrohalogenation of hemin by Bohle, D S, Helms, J B

“…beta-Hematin, the metalloporphyrin coordination polymer present in malaria pigment, is prepared in high yield by the abstraction of HCl from hemin with a…”
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Synthesis of phosphatidylinositol 4,5-bisphosphate in the endoplasmic reticulum of Chinese hamster ovary cells by BERND HELMS, J, VAN DE VRIES, K, WIRTZ, K. W. A

“…We have investigated the intracellular localization and synthesis of phosphatidylinositol 4,5-bisphosphate (PtdInsP2) in Chinese hamster ovary (CHO) cells by…”
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Racial differences in patients with adenocarcinoma of the endometrium by Cronjé, H S, Fourie, S, Doman, M J, Helms, J B, Nel, J T, Goedhals, L

“…To determine the differences between white and black women with regard to the presentation and behavior of adenocarcinoma of the endometrium. Records of 273…”
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