However, more work is needed to determine whether methylation in this locus is involved in the etiopathology of mania.

A program that repeatedly checks an input line for palindromicity (a word or sentence is a palindrome if it is the same as its reverse, eg 'able was I ere I saw elba' is a palindrome).

We divided the chocolates into tens to hand out to Hallowe'en visitors.

After a lengthy exchange with the manager, we were no wiser.