Annie Dookhan pleaded not guilty to five counts of obstruction of justice at two arraignments.
An outside review of 17 labs in the same state building that housed the lab at the center of a drug-testing scandal found that they, too, had problems.
Annie Dookhan was indicted on 17 counts of obstruction of justice, eight counts of tampering with evidence, perjury and pretending to hold a college degree.
Of the 110 people who have been released back to Boston, eight have already been re-arrested for other alleged crimes.
It took the state seven months to launch an investigation after they learned chemist Annie Dookhan had allegedly mishandled samples.
The call for JudyAnn Bigby’s resignation follows the state drug lab scandal and the meningitis outbreak.
Approximately 10,000 people were potentially affected by chemist Annie Dookhan’s alleged misconduct, officials say.
Gov. Deval Patrick has asked state Inspector General Glenn Cunha to take over the review of the former state drug lab at the center of a testing scandal.
Lawmakers will hold hearings looking into the Department of Public Health’s handling of the meningitis outbreak and drug lab scandal.
Attorney General Martha Coakley also asked the governor to appoint an independent investigator to look into broader issues surrounding the now-closed lab.
The money is to handle legal challenges to criminal cases that have potentially been tainted by a chemist accused of mishandling drug samples.
Officials say Patrick will file an appropriations bill next week to cover the costs of the scandal for the next several months.
Groups want an independent investigator to oversee the probe of the state drug lab scandal.
Cases include a man indicted for murder and another who served time for killing a neighborhood cat and burning its remains.
Civil rights activists, criminal justice advocates and attorneys will discuss the local impact of the state drug lab scandal at a town hall meeting in Roxbury on Saturday afternoon.