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008 210529s2020 ua dh f m 000 0 eng d
040 _aEG-GiCUC
_beng
_cEG-GiCUC
041 0 _aeng
049 _aDeposite
097 _aPh.D
099 _aCai01.09.14.Ph.D.2020.As.A
100 0 _aAsmaa Emad Eldin Mohammed Rashad
245 1 0 _aAssessment of anti-cancerous effect of green, roasted and decaffeinated coffee on oral squamous cell carcinoma cell line :
_bIn vitro study /
_cAsmaa Emad Eldin Mohammed Rashad ; Supervised Mohsen Kazem Abdellatif , Manar Abdulwaniss Mohammed
246 1 5 _aتقييم التأثير المضاد للسرطان للبن الأخضر والمحمص والمنزوع منه الكافيين على خط خلية سرطان الخلايا الحرشفية :
_bدراسة مختبرية غير عشوائية
260 _aCairo :
_bAsmaa Emad Eldin Mohammed Rashad ,
_c2020
300 _a120 P. :
_bcharts , facsimiles ;
_c25cm
502 _aThesis (Ph.D.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Oral and Maxillofacial Pathology
520 _aAim: The aim of our study to investigate and compare the effect of green, medium roasted and decaffeinated coffee on the viability, apoptosis, cell cycle progression, proliferation, invasion and migration of OSCC cell lines. Methodology: Coffee extracts were prepared and oral squamous cell carcinoma cultures were exposed to various concentrations of coffee extracts for 72 hr.Cell viability was assessed and IC50 values for each extract were quantified using MTT assay. Using flowcytometry, apoptotic and necrotic cell population were calculated followed by the assessment of caspase-3 and caspase-9 activity. Cell cycle analysis for each coffee extracts was conducted. Next, EGFRTK assay was done to obtain the inhibition % of tyrosine kinase activity in the studied groups. We assessed the antimigration and anti-invasion effect of coffee extracts on oral squamous cell carcinoma cells using Transwell invasion and migration assay. Finally, HPLC analysis was performed to measure the amount of total phenolic, chlorogenic acid and caffeine in coffee extracts. Results: The results showed a presence of cytotoxic effect of coffee extracts and the IC 50 was 17.1±0.69, 57.95±2.28, and 103.32 ±4.52 in green coffee, roasted coffee and decaffeinated coffee respectively. The total apoptotic and necrotic cell populations was increased in green coffee followed by roasted then decaffeinated compared to control. Capsase-3 and caspase-9 activity was up-regulated in all coffee extract groups with the same order. All coffee extracts arrested cell cycle at G2-M phase
530 _aIssued also as CD
653 4 _aAnti-cancerous
653 4 _aCarcinoma cell line
653 4 _aDecaffeinated coffee
700 0 _aManar Abdulwaniss Mohammed ,
_eSupervisor
700 0 _aMohsen Kazem Abdellatif ,
_eSupervisor
856 _uhttp://172.23.153.220/th.pdf
905 _aNazla
_eRevisor
905 _aShimaa
_eCataloger
942 _2ddc
_cTH
999 _c81074
_d81074