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Pomegranate Juice Effects on Cytochrome P450s Expression: In Vivo Studies
Ana Faria,Rosario Monteiro,Isabel Azevedo,Conceicao Calhau 한국식품영양과학회 2007 Journal of medicinal food Vol.10 No.4
Beneficial health effects have recently been claimed for pomegranate juice. In vitroand in vivo studies havedemonstrated its anti-atherosclerotic capacity, chemoprevention and chemotherapy of prostate cancer, and antiproliferative,apoptotic, and antioxidant activity, among others. On the other hand, there is a complex interplay between tumor initiation,promotion, and progression and xenobiotic biotranformation. This led us to investigate the effect of pomegranate juice con-sumption on cytochrome P450 (CYP) activity and expression. For this purpose, male mice consumed this fruit juice for 4over, the activity of CYP isoform 2E1 and expression of the main CYP isoforms, namely, CYP1A1/2, CYP2E1, and CYP3A,were also assessed. It was found that pomegranate juice consumption decreased total hepatic CYP content as well as the ex-pression of CYP1A2 and CYP3A. Prevention of procarcinogen activation through CYP activity/expression inhibition may beinvolved in pomegranate juice’s effect on tumor initiation, promotion, and progression.
Camila Saran da Silva,Camila Ribeiro de Arruda Monteiro,Guilherme Henrique Fagundes da Silva,Roseli Oselka Sacardo Sarni,Fabiola Isabel Suano Souza,David Feder,Marcia Cristina Fernandes Messias,Patrıc 한국식품영양과학회 2020 Journal of medicinal food Vol.23 No.3
Childhood obesity is a medical condition of major public health concern. Chia seeds are used to treat certain noncommunicable diseases, and they are rich in omega-3 fatty acids, which contribute to the absorption of vitamins. A randomized double-blind clinical trial of 30 obese children was performed. The sample was composed of prepubertal 5- to 10-year-old children of both sexes with body mass indexes equal to or above the 95th percentile who were recruited through the Pediatric Department of the Faculdade de Medicina do ABC. Blood samples were drawn, the children were weighed and measured, and a 24-h dietary recall was obtained before and after the treatment. Not only were significant differences observed for fibrinogen (P = .011) but a correlation between the changes in markers and the presence of fibers was also observed for two inflammatory parameters: tumor necrosis factor-α (P = .027) and nuclear factor-κβ (P = .059). These results indicate that chia seeds may have anti-inflammatory effects related to their fiber content in the context of childhood obesity.