Genzyme Corp. has detected a virus that impairs cell growth in one of six bioreactors at its Allston Landing manufacturing facility. The company has temporarily interrupted bulk production to sanitize the facility and is collaborating with regulatory agencies to resume production. The company expects the plant to be fully operational by the end of July. The virus strain, vesivirus 2117, has not been shown to cause human infection but interferes with the growth of CHO cells used to produce bio...