BAD

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BAD

Drug slang
A regional term for crack cocaine.
 
Immunology
An acronym (background, aggregates, debris) for the noncellular material that must be “gated out” in flow cytometry.
 
Molecular biology
A Bcl-2 related protein which can induce apoptosis; it selectively heterodimerises with Bcl-XL and Bcl-2, which displaces Bax from Bcl-XL, resulting in cell death.
References in periodicals archive ?
And I feel bad for his parents because you don't ever want to see anybody lose a kid.
It's the fans who support me, the people here, the people who work at the club, it's the people who give me that great support why I feel bad when we lose games.
This should be especially true when people feel bad about themselves.
I feel bad for Mark, but I really feel good for the guys.
But if you don't feel like it, even if it was not one of your most productive sessions, stop--and don't feel bad about doing so.
Added to the other stresses of the teen years and the challenge of rapid passage into adulthood, this problem can lead young people to feel bad about themselves and turn to self-destructive behavior, including isolation, dropping out, drug abuse, and even suicide.
I feel bad for the people there, but I just don't like this regime," he said.
I HOPE you do feel bad, Simon, and start trying to make up for your stupidity.
So I feel bad about that and I feel bad about the baby too.