However, treatments with TBTCl resulted in a dose-dependent increase in serum E2 concentration of the mice on PND 84. Administration LY3039478 of TBTCl also decreased levels of serum luteinizing hormone and intratesticular E2 on PND 84. In addition, mice exposed to 0.05 mg/kg TBTCl exhibited an increase in body weight in the late stage of the experiment.
These results indicate that treatment with low doses of TBTCl could disturb hormone homeostasis and body weight gain in rodents, and exposure to different levels of TBTCl might have different effects on changing some physiologic parameters. (C) 2010 Wiley Periodicals, Inc. Environ Toxicol 26: 307-314, 2011.”
“Naringenin is a bioactive flavanone containing
antioxidative, anti-inflammatory, and anticarcinogenic properties. The inhibitory effects oil hyaluronidase of naringenin and its novel derivatives were evaluated. Among these flavonoids at 200 mu M concentration, 7-O-butyl naringenin had the highest inhibitory effect oil hyaluronidase with 44.84%. In addition, For naringenin at concentrations of 0, 150, and 190 mu M, the apparent Michaelis constants ((app)K(m)) were calculated to be 0.60 +/- 0.02, 0.43 +/- 0.02, and 0.41 +/- 0.01 mg/mL of substrate, respectively; for 7-O-butyl naringenin at 0, 20, and 30 mu M concentrations, those were 0.44 +/- 0.03 Fer-1 in vivo and 0.27 +/- 0.03 mg/mL, respectively. The V(max) values at 150 and 190 GKT137831 clinical trial mu M naringenin were 0.59 +/- 0.02 and 0.56 +/- 0.01 mg/mL/min, respectively; and those at 20 and 30 mu M 7-O-butyl naringenin were 0.50 +/- 0.02 and 0.33 +/- 0.02 mg/mL/min, respectively. However, the slopes of each inhibitory reaction were not significantly different. Therefore, naringenin and 7-O-butyl naringenin were shown to be uncompetitive inhibitors. These results demonstrate the potential use of 7-O-butyl naringenin as all anti-inflammatory substance.”
“Ethanol is metabolized into acetaldehyde mainly by the action of alcohol dehydrogenase
in the liver, while mainly by the action of catalase in the brain. Aldehyde dehydrogenase-2 metabolizes acetaldehyde into acetate in both organs. Gene specific modifications reviewed here show that an increased liver generation of acetaldehyde (by transduction of a gene coding for a high-activity liver alcohol dehydrogenase ADH1*B2) leads to increased blood acetaldehyde levels and aversion to ethanol in animals. Similarly aversive is an increased acetaldehyde level resulting from the inhibition of liver aldehyde dehydrogenase-2 (ALDH2) synthesis (by an antisense coding gene against aldh2 mRNA). The situation is diametrically different when acetaldehyde is generated in the brain.