Potato protease inhibitor II suppresses postprandial appetite in healthy women: a randomized double-blind placebo-controlled trial

2017 ◽  
Vol 8 (5) ◽  
pp. 1988-1993 ◽  
Author(s):  
Yong Zhu ◽  
Joanne A. Lasrado ◽  
Jiang Hu

The effect of potato protease inhibitor II (PI2) on postprandial appetite was examined in a randomized double-blind placebo-controlled cross-over trial involving 44 healthy women.

Cephalalgia ◽  
2008 ◽  
Vol 28 (9) ◽  
pp. 922-932 ◽  
Author(s):  
R Zank ◽  
U Strehl ◽  
W Larbig ◽  
B Kotchoubey

The effect of the antimigraine drug rizatriptan on the amplitude and habituation of the contingent negative variation (CNV) in healthy women was examined in a randomized, double-blind, placebo-controlled trial. The test persons were assigned either to a drug ( n = 20) or a placebo group ( n = 20). The CNV was recorded three times: before, directly after, and 24 h after drug or placebo intake. The CNV paradigm was presented in a standard, a cued and a choice version. Rizatriptan led to an increase of CNV amplitude that depended on the level of difficulty of the task. Whereas there was no drug effect in the standard version, an amplitude increase was obtained mainly in the choice task. The results are in line with the ceiling theory of migraine, which assumes a rise of CNV amplitude if the serotonin level is lowered.


2007 ◽  
Vol 55 (8) ◽  
pp. 3217-3224 ◽  
Author(s):  
Kateřina Valentová ◽  
David Stejskal ◽  
Petr Bednář ◽  
Jitka Vostálová ◽  
Čestmír Číhalík ◽  
...  

1997 ◽  
Vol 27 (8) ◽  
pp. 860-867 ◽  
Author(s):  
V.A. VARNEY ◽  
J. EDWARDS ◽  
K. TABBAH ◽  
H. BREWSTER ◽  
G. MAVROLEON ◽  
...  

2001 ◽  
Vol 120 (5) ◽  
pp. A384-A384
Author(s):  
L MOLLISON ◽  
L TOTTEN ◽  
C HOVELL ◽  
K THAYNE ◽  
C CONNELLY ◽  
...  

2007 ◽  
Vol 177 (4S) ◽  
pp. 14-15
Author(s):  
Brian J. DeCastro ◽  
Jack R. Walter ◽  
Leah P. McMann ◽  
Andrew C. Peterson

2012 ◽  
Vol 82 (4) ◽  
pp. 260-266 ◽  
Author(s):  
Salah E. Gariballa ◽  
Sarah J. Forster ◽  
Hilary J. Powers

Background: Although a number of studies have reported raised total plasma homocysteine (tHcy) concentrations in free-living older people, there are no data on homocysteine response to a mixed nutrient supplement in older patients. A raised plasma homocysteine concentration in older patients is partly a reflection of their co-morbidity, including impaired renal function, and there is uncertainty about the extent to which dietary interventions can improve plasma tHcy. Aim: To determine the plasma tHcy response to dietary supplements during acute illness. Methods: Two-hundred and thirty-six hospitalized, acutely ill older patients, who were part of a randomized double-blind placebo-controlled trial, were assigned to receive a daily oral nutritional supplement drink containing 1.3 mg of vitamin B2, 1.4 mg of vitamin B6, 1.5 μg of B12, 200 μg of folic acid, or a placebo, for 6 weeks. Outcome measures were plasma tHcy concentration at baseline, 6 weeks, and 6 months. Results: The mean plasma tHcy concentration fell among patients given the supplements (mean difference 4.1 µmol/L [95 % C.I, 0.14 to 8.03), p = 0.043], but tHcy concentration increased between 6 weeks and 6 months, after patients stopped taking the supplements [mean difference -2.0 µmol/L (95 % C.I, -03.9 to -0.18), p = 0.033]. About 46 % of patients in the placebo group and 55 % of patients in the supplement group had hyperhomocysteinemia (>14 µmol/L) at baseline compared with 45 % and 29 % at the end of the treatment period. Conclusions: A mixed nutrient supplement containing physiological amounts of B vitamins significantly reduced plasma tHcy concentrations in older patients recovering from acute illness.


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