Parcourir par auteur "Sahpazidou, D."
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Albumin possesses intrinsic enolase activity towards dihydrotestosterone which can differentiate benign from malignant breast tumors
Drmanovic, Z.; Voyatzi, S.; Kouretas, D.; Sahpazidou, D.; Papageorgiou, A.; Antonoglou, O. (1999)Serum albumin was found to possess enolase activity towards the dihydrotestesterone (DHT) molecule, converting it from its 3-keto to 3-enol form. This activity was accompanied by albumin during all stages of purification, ... -
Anticarcinogenic activity of polyphenolic extracts from grape stems against breast, colon, renal and thyroid cancer cells
Sahpazidou, D.; Geromichalos, G. D.; Stagos, D.; Apostolou, A.; Haroutounian, S. A.; Tsatsakis, A. M.; Tzanakakis, G. N.; Hayes, A. W.; Kouretas, D. (2014)A major part of the wineries' wastes is composed of grape stems which are discarded mainly in open fields and cause environmental problems due mainly to their high polyphenolic content. The grape stem extracts' use as a ... -
Enzymatic conversion of dihydrotestosterone from 3-keto to 3-enol form in the rat prostate
Kouretas, D.; Voyatzi, S.; Sahpazidou, D.; Lazopoulos, K.; Antonoglou, O. (1996)Dihydrotestosterone (DHT) is the active androgen, as well as a strong tumor promoter in the prostate, where several enzymes are essential for the regulation of its activity. We localized four enzymes promoting the enolization ...