Children’s Hospital helps out some mice who have had heart attacks, the former Diaphorm develops a new helmet for marines and Vistaprint gets bad news two times in today’s NewsFlash Roundup.  

• Children’s Hospital research gets hearts growing new cells

The treatment could help heart attack victims or children with congenital heart defects, according to the hospital. In the July 24 issue of the journal Cell, the researchers show an injection of the growth factor neuregulin1 (NRG1) into an animal who has had a heart attack can stimulate heart muscle growth.

• Former Diaphorm wins $1.2M for new Marine helmet

Defense contractor Ceradyne Inc. reports its Salem, N.H.-based unit has been awarded Marine Corps contracts worth approximately $1.2 million for new test helmets using advanced materials. 

• Vistaprint slammed by IP lawsuit, bad analyst report

New Jersey-based ColorQuick LLC has filed a lawsuit alleging Vistaprint and OfficeMax Inc. (NYSE: OMX) have been illegally using a patented process for fast printing. Meanwhile, Citron Research issued a negative report on the company Tuesday, suggesting VistaPrint could lose 44 percent of its net income – the portion it derives from referral partnerships with third-party websites — as the U.S. Senate begins an inquiry into such online referral programs. (more…)