Thebiological half-lifeof a molecule is described as ‘the time required to lose half of the pharmacologic/physiologic activity of the molecule in thein vivosystem’. The half-life of a biologically active molecule is considered as an important parameter in pharmacokinetics. The fate of externally...
Biology, Genetics.related genetically, as a birth parent whose egg or sperm contributed to the DNA of a child: He met his biological father when he was 37. The Greenes have two biological sons and one adopted daughter. noun Usuallybiologicals.Pharmacology.biologic ( def 1 ). ...
[In old age] the shadow of death … like a sword of Damocles, may descend at any moment —Samuel Butler She passed away like morning dew —Hartley Coleridge Talking over the fact of his approaching death as though it were a piece of property for agreeable disposition in the family —Eliza...
Passionate love is rooted in the reward circuitry of the brain—the same area that is active when humans feel a rush from cocaine. In fact, the desire, motivations and withdrawals involved in love have a great deal in common with addiction. Its most intense forms tend to be associated with...
M.Edwards, inEncyclopedia of Food Safety, 2014 Biological Hazards Again, some consumers finding potentialbiological hazardsin food products, such as blood, usedwound dressings, or condoms, have expressed fears that diseases such as AIDS may be transmitted to them by such means. In fact, most of...
Of particular importance for this discussion, rodents do not have a gender. Discussed below are the primary contributions of gonadal hormones and sex chromosomes in organizing the sexually dimorphic brain, a key foundation throughout life where the internal and external environments can provoke ...
For Matt, he's just thankful for the stepdad that he's celebrating on this Father's Day - the only man in Matt's life, it turns out, truly worthy of the title Dad. Cowan said, "You don't need to keep searching anymore."
I’m clinging on to the fact that there’s only so much any of us can take away from a biological clock score, no matter how alluring it might be. Despite lots of promising studies, we still don’t really know how accurate these tools are, or how much they can tell us about our ...
This can be attributed to the fact that the core purpose of BA is to capture aging features beyond CA, while overfitting causes the model to over-learn the CA feature of the training set. Cao et al. [38] adopted default parameters in the model to overcome this problem, but it did not...
40 Subsetting with logical operators is based on the following simple fact: Every logical statement produces one of the outcomes TRUE or FALSE. For example: > x <- 7 ; y <- 3 >x>y [1] TRUE >x x <- 1:6 > y <- rep(4,6) >x>y [1] FALSE FALSE FALSE FALSE TRUE TRUE > ...