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Wyszukujesz frazę "epidermal growth factor" wg kryterium: Temat


Wyświetlanie 1-6 z 6
Tytuł:
The Gas6 gene rs8191974 and Ap3s2 gene rs2028299 are associated with type 2 diabetes in the northern Chinese Han population
Autorzy:
Kazakova, Elena
Zghuang, Tianwei
Li, Tingting
Fang, Qingxiao
Han, Jun
Qiao, Hong
Powiązania:
https://bibliotekanauki.pl/articles/1038636.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Biochemiczne
Tematy:
Type 2 diabetes mellitus
Gas6 gene
Ap3s2 gene
single nucleotide polymorphisms
epidermal growth factor (EGF)-like
Opis:
Previous studies in other countries have shown that single nucleotide polymorphisms (SNPs) in the growth arrest-specific gene 6 (Gas6; rs8191974) and adapter-related protein complex 3 subunit sigma-2 (Ap3s2; rs2028299) were associated with an increasedrisk for type 2 diabetes mellitus (T2DM). However, the association of these loci with T2DM has not been examined in Chinese populations. We performed a replication study to investigate the association of these susceptibility loci with T2DM in the Chinese population.We genotyped 1968 Chinese participants (996 with T2DM and 972controls) for rs8191974 in Gas6 and rs2028299 near Ap3s2, and examined their association with T2DM using a logistic regression analysis. We also analyzed the correlation of genotypes and clinical phenotypes. The distribution of the T allele of SNP rs8191974 in the Gas6 gene was significantly different between T2DM cases and controls when compared with the C allele (P<0.05, OR: 0.80, 95% CI: 0.69-0.94). The occurrence of the CT genotype and the dominant model was also significantly less frequent in the T2DM cases vs. controls when compared with the CC genotype (CT vs. CC: P<0.05, OR: 0.75, 95% CI:0.62-0.90; TT+CT vs. CC: P<0.05, OR:0.75, 95% CI:0.63-0.90). In SNP rs2028299, the allele C showed no statistically significant differencein distribution between the control and T2DM groups when compared with allele A. However, in male populations, the dominant model was statistically more frequent when compared with genotype AA (CC+CA vs. AA: P<0.05, OR:1.29, 95% CI:1.02-1.64), and in obesity-stratified analysis, we also observed a significant difference in the distribution of the dominant model between the T2DM cases and controls in subjects with BMI≥24 kg/m2 and BMI<28kg/m2 (CC+CA vs. AA: P<0.05, OR: 6.33, 95% CI:4.17-9.61). In conclusion, our study shows that SNPsrs8191974 and rs2028299 are significantly associated with T2DM in the Chinese population.
Źródło:
Acta Biochimica Polonica; 2017, 64, 2; 227-231
0001-527X
Pojawia się w:
Acta Biochimica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Differential expression of epidermal growth factor and transforming growth factor beta isoforms in dog endometrium during different periods of the estrus cycle
Autorzy:
Bukowska, D.
Kempisty, B.
Jackowska, M.
Wozna, M.
Antosik, P.
Piotrowska, H.
Jaskowski, J.M.
Powiązania:
https://bibliotekanauki.pl/articles/30107.pdf
Data publikacji:
2011
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
expression
epidermal growth factor
transforming growth factor-beta
isoform
dog
endometrium
different period
oestrous cycle
Opis:
Both epidermal growth factor (EGF) and transforming growth factor (TGF) play an important physiological role in the processes of proliferation and differentiation of several different cell types. However, the expression profiles of these factors in domestic bitches endometrium are still poorly recognized. The aim of the present study was to identify and analyze the differential expression of these factors in various stages of the estrus cycle. Endometrial tissue from proestrus (n=17), estrus (n=10), day 10 diestrus (n=15), day 35 diestrus (n=18) and anestrus (n=25) was collected soon after ovariohysterectomy. Total RNA was isolated from the endometrium by means of Chomczyński and Sacchi method, treated by DNase I, and reverse- transcribed into cDNA. Quantitative analysis of EGF, TGFβ1, TGFβ2, and TGFβ3 cDNA was performed by real-time quantitative polymerase chain reaction (RT-PCR). EGF expression in canine endometrium was increased in the estrus stage as compared to proestrus (P<0.05), day 10 diestrus (P<0.05), day 35 diestrus (P<0.01) and anestrus (P<0.001). We also found the differences in EGF expression between day 10 and day 35 of estrus as well as between day 35 of estrus with anestrus (P<0.05, P<0.01, respectively). The TGFf1 transcript contents were also higher in estrus as compared to other stages (P<0.01). The TGFβ2 and TGFβ3 in the estrus stage was increased compared to proestrus, day 10 diestrus, day 35 diestrus and anestrus (P<0.05). We proved that expression of EGF and TGFβ transcript isoforms is related to the phase of estrus in bitches and therefore may be regulated by specific hormone concentrations during these periods. Our results confirm the hypothesis that these growth factors play a role in the regulation of biochemical changes in the endometrial tissues during the estrus cycle.
Źródło:
Polish Journal of Veterinary Sciences; 2011, 14, 2
1505-1773
Pojawia się w:
Polish Journal of Veterinary Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Relationships between EGFR-initiated signalling, DNA double-strand break rejoining and survival in X-irradiated human glioma M059 cells
Autorzy:
Grądzka, I.
Buraczewska, I.
Szumiel, I.
Powiązania:
https://bibliotekanauki.pl/articles/146764.pdf
Data publikacji:
2008
Wydawca:
Instytut Chemii i Techniki Jądrowej
Tematy:
human glioma M059 K and J cells
DNA-dependent protein kinase (DNA-PK)
radiosensitivity
DNA double-strand break (DSB) rejoining
epidermal-growth-factor-receptor (EGFR)
signalling inhibitors: tyrphostin
Opis:
The aim of this study was to investigate the effect of signalling inhibition on survival and double-strand break (DSB) rejoining in cells differing in sensitivity to inhibitors, X-rays and bleomycin. Human glioma M059 cells, K (relatively radioresistant) and J (radiosensitive, defective in DSB rejoining for lack of DNA-dependent protein kinase catalytic subunit, DNA-PKcs) were pretreated with signalling inhibitors: tyrphostin AG 1478, specific for epidermalgrowth- factor-receptor (EGFR) kinase or PD 98059, specific for kinase MEK 1/2 (mitogen-activated, extracellular signal-activated kinases 1 and 2). Subsequently, the cells were X-irradiated or treated with bleomycin. Cell survival was determined by clonogenicity test. DSB rejoining was monitored with the use of pulsed-field gel electrophoresis (PFGE). We found that in X-irradiated M059 K cells EGFR kinase activity was necessary for efficient DSB rejoining and the kinase inhibitor, tyrphostin AG 1478, acted as radiosensitizer in the dose range that reduced cell survival to 0.7-0.8. Inhibition of EGFR kinase, however, did not decrease survival or affect DSB rejoining in DNA-PKcs-deficient M059 J cells. These results indicated that the decrease in cell survival was due to a disturbed DSB rejoining by the DNA-PK dependent system. In contrast, inhibition of MEK 1/2 kinase on EGFR downstream signalling pathway by PD 98059 did not affect DSB rejoining in either cell line and exerted a radioprotective effect.
Źródło:
Nukleonika; 2008, 53, 2; 37-44
0029-5922
1508-5791
Pojawia się w:
Nukleonika
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effect of local injection with basic fibroblast growth factor (BFGF) and neutralizing antibody to BFGF on gastric ulcer healing, gastric secretion, angiogenesis and gastric blood flow
Autorzy:
Ernst, H.
Konturek, P.C.
Hahn, E.G.
Stosiek, H.P.
Brzozowski, T.
Konturek, S.J.
Powiązania:
https://bibliotekanauki.pl/articles/70161.pdf
Data publikacji:
2001
Wydawca:
Polskie Towarzystwo Fizjologiczne
Tematy:
epidermal growth factor
gastric ulcer
gastric blood flow
ulcer healing
basic fibroblast growth factor
gastric secretion
angiogenesis
chronic gastric ulcer
healing
antibody
Źródło:
Journal of Physiology and Pharmacology; 2001, 52, 3
0867-5910
Pojawia się w:
Journal of Physiology and Pharmacology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Endogenous nitric oxide proves not to be involved in the inhibition by IL-1beta of TGF-alpha-stimulated proliferation of RGM1 cells
Autorzy:
Ishikawa, M.
Tsukimi, Y.
Ogawa, T.
Okabe, S.
Powiązania:
https://bibliotekanauki.pl/articles/70156.pdf
Data publikacji:
2000
Wydawca:
Polskie Towarzystwo Fizjologiczne
Tematy:
epidermal growth factor
interleukin 1
interleukin
cell
proliferation
DNA synthesis
nitric oxide
gastric mucosal cell
rat
Źródło:
Journal of Physiology and Pharmacology; 2000, 51, 3
0867-5910
Pojawia się w:
Journal of Physiology and Pharmacology
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-6 z 6

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