Proof-of-Concept Lab Benefits NWA Startups by Mark Carter Posted 7/9/2012 12:00 am Updated 3 years ago A new proof-of-concept lab at the Arkansas Research & Technology Park in Fayetteville is expected to help local biotech startups move closer to taking their products to market. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access stories older than 20 days. Purchase Now Already have archive access? Login to view this article.