Little middle ground in fight over animal rights.(laboratory animals)(Brief Article)(Statistical Data Included)

I showed up to the Hollywood Theater last week looking like an out-of-place yuppie in a sea of crunchy granola-types.

"Look! They have vegan snacks," said one spectator to another. "Do you want some popcorn with soy-butter?"

About 100 people turned out April 26 to hear former Oregon Health and Science University primate technician Matt Rossell discuss animal abuses he said he witnessed while working at the Oregon Regional Primate Research Center.

Many people in the audience who ponied up the "$10 to $3,000 sliding scale donation" were supporters, but some (including at least one incognito OHSU official) were skeptics, there to see firsthand what has …