PubMed:31922714 / 567-790 JSONTXT

{"project":"GlyCosmos15-Sentences","blocks":[{"id":"T4","span":{"begin":0,"end":223},"obj":"Sentence"}],"text":"Liquid extraction surface analysis mass spectrometry (LESA-MS) has previously been applied to the analysis of intact proteins from Gram-positive and Gram-negative bacterial colonies sampled directly on solid nutrient media."}