Zobrazeno 1 - 10
of 93
pro vyhledávání: '"L. K. Ernst"'
Autor:
T. V. Karpushkina, N. V. Bogolyubova, A. A. Savin, O. A. Voronina, S. Yu. Zaytsev, R. A. Rykov, L. K. Ernst, Moscow region, Russian Federation A. A. Belous
Publikováno v:
Veterinariya, Zootekhniya i Biotekhnologiya. 1:102-108
The aim of the work was to study the biochemical and antioxidant blood parameters of pigs of the Duroc breed. The fattening of pigs was of the same type in terms of the ration and was carried out at automatic feeding stations in OOO «Selective-hybri
Publikováno v:
Russian Agricultural Sciences. 38:247-250
The character of metabolism in the precalving period is one of the factors determining the reproductive potential of dairy cattle. The purpose of the present investigation was a comparative analysis of the activity of a number of metabolic enzymes pa
Publikováno v:
Russian Agricultural Sciences. 37:333-336
Maintenance of the phenotype of spermatogenic stem cells in vitro depends on the microenvironment and a number of factors. Culturing boar type A1–A4 spermatogonia on the STO feeder layer and addition to the growth medium of a conditioned medium con
Publikováno v:
Cell and Tissue Biology. 3:438-444
Cyclic AMP is one of the key regulators of mammalian meiosis. In the present work, realization pathways of the previously revealed modulating effect of prolactin (PRL) on the cAMP-dependent mechanism of meiosis regulation in bovine oocytes were studi
Autor:
V. A. Bagirov, S. A. Lesin, V. V. Kalashnikov, Sh.N. Nasibov, L. K. Ernst, V. A. Soloshenko, P. M. Klenovitskii, N. A. Zinov’eva, V. A. Voevodin
Publikováno v:
Russian Agricultural Sciences. 35:112-115
An epididymal sperm cryobank of rare and endangered animal species not having world analogues has been created. New breeding forms of agricultural animals have been produced with the use of modern biotechnological methods on the basis of wide hybridi
Identification of HI-Like Loop in CELO Adenovirus Fiber for Incorporation of Receptor Binding Motifs
Autor:
Olga V. Zubkova, Anna S. Karyagina-Zhulina, Yu. S. Alyapkina, Denis Y. Logunov, Natalia A. Zinovieva, Maxim M. Shmarov, Boris S. Naroditsky, L. K. Ernst, I. L. Tutykhina, Eugenia A. Shuvalova, Alexander L. Gintsburg, N. M. Grezina, Andrey P. Karpov
Publikováno v:
Journal of Virology. 81:9641-9652
Vectors based on the chicken embryo lethal orphan (CELO) avian adenovirus (Ad) have two attractive properties for gene transfer applications: resistance to preformed immune responses to human Ads and the ability to grow in chicken embryos, allowing l
Autor:
L. K. Ernst, E.A. Gladyr, P. M. Klenovitskiy, N.A. Zinovieva, Ju. V. Konopelko, N. M. Grezina
Publikováno v:
Cell and Tissue Biology. 1:133-142
Two hybrid cell lines, KS-RL-3 (hybrid between TK− sheep kidney cells and rabbit lymphocytes) and CR-KS TK− (hybrid between rabbit β-cells and TK− sheep kidney cells), were assayed cytogenetically. It was shown that these hybrid cell lines wer
Publikováno v:
Russian Journal of Developmental Biology. 37:242-249
A cell population enriched with type A spermatogonia has been isolated from the boar testes. Cell types occurring during isolation were morphologically characterized, factors maintaining the cultured spermatogonia in the undifferentiated state were s
Publikováno v:
Russian Journal of Genetics. 42:72-75
The data on the in vitro and in vivo (into embryonic disk) retroviral-mediated transfer of genetic information into chicken embryonic cells are presented. The estimated transformation frequency of the cultured target cells constituted 8 × 10−4 to
Publikováno v:
Russian Agricultural Sciences. 37:73-75
The efficiency of recombinant DNA transfer into chicken spermatogonia in vitro and in vivo with the use of retroviral vectors is studied.