Today's Globe: fatal liposuction sentence, body theft plea, stress genes, anxious college students, stent letter, CVS suit

A Middlesex Superior Court judge sentenced a 51-year-old man from Brazil yesterday to 2 1/2 to 3 years in state prison for performing an illegal liposuction surgery in a Framingham basement that killed a 24-year-old woman.

A 44-year-old former oral surgeon, the mastermind of a scheme to plunder corpses from funeral homes in the Northeast and sell them for millions of dollars, pleaded guilty yesterday in a deal that could send him to prison for more than five decades.

Genes could help explain why some people recover from a traumatic event while others suffer post-traumatic stress disorder, researchers say.

Most students in US colleges are just plain stressed out, from everyday worries about grades and relationships to darker thoughts of suicide, according to a poll of undergraduates from coast to coast.

Boston Scientific Corp. is still trying to persuade federal regulators to approve its next-generation stent. The Natick medical device maker said yesterday it received an "approvable" letter from the Food and Drug Administration for its Taxus Liberté stent, which typically means the FDA wants more information before granting approval.

CVS Caremark Corp. agreed to pay $37.5 million to settle claims it overcharged states and the government for drugs provided to Medicaid patients.