1. EXPRESSION AND PURIFICATION OF RECOMBINANT PHENYLALANINE 2,3-AMINOMUTASE FROM PANTOEA AGGLOMERANS. Authors: ANDREA VARGA, LÁSZLÓ CSABA BENCZE, CSABA PAIZS, LÁSZLÓ POPPE.2. IDENTIFICATION OF TEMPORAL EXPRESSIONS IN THE DOMAIN OF TOURISM. Authors: ANDREA VARGA, GEORGIANA PUŞCAŞU, CONSTANTIN ORĂSAN.3. ON THE STUDY OF REDUCING THE LEXICAL DIFFERENCES BETWEEN SOCIAL KNOWLEDGE SOURCES AND TWITTER FOR TOPIC CLASSIFICATION. Authors: ANDREA VARGA.4. A NOVEL PHENYLALANINE AMMONIA-LYASE FROM KANGIELLA KOREENSIS. Authors: LÁSZLÓ CSABA BENCZE, LÁSZLÓ POPPE, FLORIN DAN IRIMIE, ADRIANA MARCOVICI, BEÁTA G. VÉRTESSY, DIANA MONICA BORDEA, PÁL CSUKA, ZSÓFIA BATA, ANDREA VARGA.