Mostrando 461 - 480 Resultados de 7,629 Para Buscar '"túnel"', tiempo de consulta: 1.30s Limitar resultados
  1. 461
    “…Group 4 showed the lowest CD31 and HER2 and the highest TUNEL- and E-cadherin-positive staining rates. The D value was positively correlated with TUNEL but negatively correlated with HER2 staining. …”
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  2. 462
    “…In addition, old tissues demonstrated higher expressions of SA-β-gal, more apoptotic cells in TUNEL assays, and higher oxidative stress by 8-OHdG immunostaining. …”
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  3. 463
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  5. 465
    “…The effects of monensin on apoptosis were determined by real‐time polymerase chain reaction, TUNEL, Western blot, and Annexin V assay. We have shown that monensin suppresses neuroblastoma cell viability, invasion, migration, and colony formation. …”
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  6. 466
  7. 467
    “…Furthermore, low-dose LPB, high-dose LBP, and imipramine increased the number of 5-HT2A receptor- and BDNF-positive cells but decreased the number of TUNEL-positive cells in the hippocampus. CONCLUSION: This is the first study to show the antidepressant effect of LBP. …”
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  8. 468
    por Zhang, Yan, Park, Yong Soo, Kim, In-Beom
    Publicado 2023
    “…We examined the spatiotemporal changes of microglial cells in the blue-LED and NaIO(3)-induced RD mice models using M1/M2 markers and functional genes. TUNEL assay was performed to detect photoreceptor cell death, and microglial cells were labeled with anti-IBA1, P2RY12, CD86, and CD206 antibodies. …”
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  9. 469
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  12. 472
    “…Apoptosis was studied in quercetin treated cells by TUNEL and DNA fragmentation. Protein expressions of Bcl-2, Bcl-x(L), Bax and caspase-3 were studied by western blot. …”
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  13. 473
    “…An apoptotic index based on TUNEL-positivity demonstrated an increase with gestational age, and dual-labelling showed co-localisation of TUNEL labelling with HNE and active caspase-3 within the trophoblast of the LZ. …”
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  14. 474
    “…The aim of this study was to determine the apoptotic cell death in 92 thyroid carcinomas of different histotypes (42 papillary, PTC; 12 poorly differentiated, PDC: 21 undifferentiated, UC; and 17 medullary, MC) by terminal deoxynucleotidyl transferase (TdT)-mediated dUTP-digoxigenin nick end labelling (TUNEL). Apoptotic index (Al, evaluated as a percentage of TUNEL-positive cells of neoplastic cells) was calculated in each tumour. …”
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  15. 475
    “…Using four separate cell lines that were either genetically lacking the zymogen or rendered deficient in active caspase-3, we measured apoptotic indices within whole cells (active caspase-3, mitochondrial depolarization [ΔΨm] and TUNEL). Adhering to these conditions, the following were observed in targets after GrB delivery: (a) procaspase-3–deficient cells fail to display a reduced ΔΨm and DNA fragmentation; (b) Bax/Bak is required for optimal ΔΨm reduction, caspase-3 activation, and DNA fragmentation, whereas BID cleavage is undetected by immunoblot; (c) Bcl-2 inhibits GrB-mediated apoptosis (reduced ΔΨm and TUNEL reactivity) by blocking oligomerization of caspase-3; and (d) in procaspase-3–deficient cells a mitochondrial-independent pathway was identified which involved procaspase-7 activation, PARP cleavage, and nuclear condensation. …”
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  16. 476
    “…As demonstrated by terminal deoxynucleotidyl transferase–mediated dUTP nick-end labeling (TUNEL), massive apoptosis was predominantly observed in virus-uninfected CD4(+) T cells in the spleens of HIV-1–infected mice. …”
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  17. 477
    “…Furthermore, the antioxidant, trolox, significantly blunted the detrimental influence of light on cell viability, increase in TUNEL-positive cells, and the generation of ROS. …”
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  18. 478
    “…It is characterised by the appearance of ‘atypical mitosis’, TUNEL and caspase-3 positive, 24 h after the treatment, and later by the presence of typical apoptotic figures, mainly TUNEL positive but caspase-3 negative. …”
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  19. 479
    por Sasso-Cerri, Estela, Cerri, Paulo S
    Publicado 2008
    “…In the CmG, the SC nuclei were positive to the TUNEL method and showed typical morphological alterations of cell death by apoptosis (from early to advanced stages). …”
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  20. 480
    “…Apoptotic cells and vessels were evaluated by fluorescent in situ TUNEL assay and by immunohistochemistry with an antibody reactive to CD31 respectively. …”
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