A recent study by Victoria et al. (2010) searched for back-mutation of attenuating mutations in lots of eight live-attenuated virus vaccines strains, including OPV, using deep sequencing, and found none.
In Aisle 2, a Mexican mother and her young son were searching for back-to-school supplies; Januario Perez, the pharmacy's head stocker, who came from Mexico in 1988 and has worked at the store for 10 years, chatted briefly with the mother in Spanish, after which the elusive binder was located.
Film wasn't something I searched for; I backed into it".
Having failed at his second effort to leave Tunisia, Ahmed searched for a minivan back to Tunis.
He also searched for proverbs in back issues of the Old Farmer's Almanac, history books, classical literature and other reference works.
CYNTHIA GRIMM had been searching for ways back into the artistic side of photography, the profession she had once pursued full time.
Although still trailing 2-0, County are searching for away back into this game.
Knowing a long-distance relationship wasn't feasible, both Jodi and Ron began searching for jobs back in Michigan.
Nor have subsequent conspiracy theories arguing that he was willfully negligent, searching for a "back door to war" against Germany, stood the test of time.
When Soviet scientists began searching for oil back in 1971, they accidentally hit a methane reserve and the drilling platform collapsed, forming the crater and releasing dangerous gas into the air.
Falling behind by a service break early in the first set, they searched for ways to climb back.
