Owing to melatonin's antioxidant properties, the use of melatonin for the prevention of postoperative pericardial adhesion formation has been investigated. Twelve dogs received pericardial abrasions to promote adhesion and were randomized to receive either melatonin 10 mg/kg plus ethanol 5% in 10 mL sodium chloride or 10 mL sodium chloride dilution with ethanol 5%.
Definition of multifactorial. 1  1 : having characters or a mode of inheritance dependent on a number of genes at different loci. 2  2 or multifactorplay \-Ëfak-tÉr\ : having, involving, or produced by a variety of elements or causes.
In mathematics the expression 3! is read as three factorial and is really a shorthand way to denote the multiplication of several consecutive whole numbers. Since there are many places throughout mathematics and statistics where we need to multiply numbers together, the factorial is quite useful. Some of the main places where it shows up are combinatorics, probability calculus. The definition of the factorial is that for any positive whole number n, the factorial: