Michael was at the spot Izzy was before she even had time to call out to him. Quickly he helped the Latin girl slam the shutter down, preventing any more of the rotting monstrosities from getting through. He turned his attention to Izzy afterwards, looking her over quickly. 

"Were you bitten or not?!"

His mind was quickly acting, propelling him to take safety precautions even if it won him the disdain of this girl. Michael took her face with one hand, looking in her eyes, then to her mouth amd nose, and finally to her ears. Good, she didn't have any suspicious liquids on her. If there was one thing he knew about viruses and other bugs is that the mucus glands were perfect places for entry.

"Again, were you bitten or not?"