Search Results - "Hoelker, M."

Transcriptome dynamics and molecular cross-talk between bovine oocyte and its companion cumulus cells by Regassa, A, Rings, F, Hoelker, M, Cinar, U, Tholen, E, Looft, C, Schellander, K, Tesfaye, D

“…The bi-directional communication between the oocyte and its companion cumulus cells (CCs) is crucial for development and functions of both cell types…”
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Identification and characterization of dairy cows with different backfat thickness antepartum in relation to postpartum loss of backfat thickness: A cluster analytic approach by Riosa, R., Ghaffari, M.H., Hammon, H.M., Süss, D., Hoelker, M., Drillich, M., Parys, C., Guyader, J., Sauerwein, H., Iwersen, M.

“…The objectives of this study were (1) to characterize the interindividual variation in the relationship between antepartum (ap) backfat thickness (BFT) and…”
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Molecular fingerprint of female bovine embryos produced in vitro with high competence to establish and maintain pregnancy by Zolini, A.M, Block, J, Rabaglino, M.B, Tríbulo, P, Hoelker, M, Rincon, G, Bromfield, J.J, Hansen, P.J

“…The objective was to identify the transcriptomic profile of in vitro-derived embryos with high competence to establish and maintain gestation. Embryos produced…”
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Genes associated with survival of female bovine blastocysts produced in vivo by Zolini, A. M., Block, J., Rabaglino, M. B., Rincon, G., Hoelker, M., Bromfield, J. J., Salilew-Wondim, D., Hansen, P. J.

“…The objective was to characterize the transcriptome profile of in vivo–derived female embryos competent to establish and maintain gestation. Blastocysts from…”
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Bovine blastocysts with developmental competence to term share similar expression of developmentally important genes although derived from different culture environments by Ghanem, N, Salilew-Wondim, D, Gad, A, Tesfaye, D, Phatsara, C, Tholen, E, Looft, C, Schellander, K, Hoelker, M

“…This study was conducted to investigate the gene expression profile of in vivo-derived bovine embryo biopsies based on pregnancy outcomes after transferring to…”
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Mitochondrial DNA copy number and biogenesis in different tissues of early- and late-lactating dairy cows by Laubenthal, L, Hoelker, M, Frahm, J, Dänicke, S, Gerlach, K, Südekum, K-H, Sauerwein, H, Häussler, S

“…Energy balance in dairy cows changes during the course of lactation due to alterations in voluntary feed intake and energy required for milk synthesis. To…”
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Expression analysis of regulatory microRNAs in bovine cumulus oocyte complex and preimplantation embryos by Abd El Naby, W S, Hagos, T H, Hossain, M M, Salilew-Wondim, D, Gad, A Y, Rings, F, Cinar, M U, Tholen, E, Looft, C, Schellander, K, Hoelker, M, Tesfaye, D

“…MicroRNAs (miRNAs) are small endogenous molecules that are involved in a diverse of cellular process. However, little is known about their abundance in bovine…”
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Cryosurvival of in vitro produced bovine embryos supplemented with l-Carnitine and concurrent reduction of fatty acids by Held-Hoelker, E., Klein, S.L., Rings, F., Salilew-Wondim, D., Saeed-Zidane, M., Neuhoff, C., Tesfaye, D., Schellander, K., Hoelker, M.

“…Lipid accumulation is associated with reduced embryonic quality, causing limited survival after cryopreservation. Therefore, in the present study we aimed to…”
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Birth of healthy calves after intra-follicular transfer (IFOT) of slaughterhouse derived immature bovine oocytes by Hoelker, M., Kassens, A., Salilew-Wondim, D., Sieme, H., Wrenzycki, C., Tesfaye, D., Neuhoff, C., Schellander, K., Held-Hoelker, E.

“…To circumvent the negative impacts of in vitro culture on bovine embryos, we have recently established a new method, the so called intra-follicular oocyte…”
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Correction to: Genes associated with survival of female bovine blastocysts produced in vivo by Zolini, A. M., Block, J., Rabaglino, M. B., Rincon, G., Hoelker, M., Bromfield, J. J., Salilew-Wondim, D., Hansen, P. J.

“…The first error is on page 5. A sentence lists two genes as SCNA1A and SCNA2A but they should be SCN1A and SCN2A…”
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Transcriptome profile of early mammalian embryos in response to culture environment by Gad, A., Schellander, K., Hoelker, M., Tesfaye, D.

“…Early embryonic development, the period from maturation until blastocyst formation, is one of the most critical periods of mammalian development involves…”
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Short communication: Telomere lengths in different tissues of dairy cows during early and late lactation by Laubenthal, L, Hoelker, M, Frahm, J, Dänicke, S, Gerlach, K, Südekum, K-H, Sauerwein, H, Häussler, S

“…Telomeres create a protective cap on the ends of chromosomes that shorten with cell division and are influenced by stressful conditions. With the onset of…”
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Changes in endometrial ezrin and cytokeratin 18 expression during bovine implantation and in caruncular endometrial spheroids in vitro by Haeger, J.-D, Hambruch, N, Dantzer, V, Hoelker, M, Schellander, K, Klisch, K, Pfarrer, C

“…Abstract Introduction The feto–maternal interface during bovine implantation was studied in vivo and using three-dimensional bovine endometrial (BCECph) and…”
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Effects of polymorphonuclear neutrophile infiltration into the endometrial environment on embryonic development in superovulated cows by Drillich, M, Tesfaye, D, Rings, F, Schellander, K, Heuwieser, W, Hoelker, M

“…Recent studies on bovine uterine disorders have demonstrated that endometrial infiltration with polymorphonuclear neutrophils (PMN) in the postpartum period or…”
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MicroRNA-regulated molecular mechanism underlying bovine subclinical endometritis by Hailemariam, D, Ibrahim, S, Hoelker, M, Drillich, M, Heuwieser, W, Looft, C, Cinar, M U, Tholen, E, Schellander, K, Tesfaye, D

“…An impaired uterine environment triggered by the incidence of subclinical endometritis often compromises fertility in the bovine. The uterus is a dynamic organ…”
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G6PDH-activity in equine oocytes correlates with morphology, expression of candidate genes for viability, and preimplantative in vitro development by Mohammadi-Sangcheshmeh, A., Held, E., Ghanem, N., Rings, F., Salilew-Wondim, D., Tesfaye, D., Sieme, H., Schellander, K., Hoelker, M.

“…Efficiencies for in vitro production of equine embryos are still low due to highly variable developmental competences of equine immature oocytes. In contrast…”
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Molecular signatures of bovine embryo developmental competence by Hoelker, M, Held, E, Salilew-Wondim, D, Schellander, K, Tesfaye, D

“…Assessment of the developmental capacity of early bovine embryos is still an obstacle. Therefore, the present paper reviews all current knowledge with respect…”
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Evaluation of bovine zona pellucida characteristics in polarized light as a prognostic marker for embryonic developmental potential by Koester, M, Mohammadi-Sangcheshmeh, A, Montag, M, Rings, F, Schimming, T, Tesfaye, D, Schellander, K, Hoelker, M

“…It has previously been demonstrated that zona pellucida imaging of human oocytes using polarized light microscopy is a clinically applicable method for the…”
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Endometrial response of beef heifers on day 7 following insemination to supraphysiological concentrations of progesterone associated with superovulation by Forde, N, Carter, F, di Francesco, S, Mehta, J P, Garcia-Herreros, M, Gad, A, Tesfaye, D, Hoelker, M, Schellander, K, Lonergan, P

“…Ovarian stimulation is a routine procedure in assisted reproduction to stimulate the growth of multiple follicles in naturally single-ovulating species…”
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Suppression of the transcription factor MSX1 gene delays bovine preimplantation embryo development in vitro by Tesfaye, D, Regassa, A, Rings, F, Ghanem, N, Phatsara, C, Tholen, E, Herwig, R, Un, C, Schellander, K, Hoelker, M

“…This study was conducted to investigate the effect of suppressing transcription factor gene MSX1 on the development of in vitro produced bovine oocytes and…”
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