Gerry Baker is Editor at Large of The Wall Street Journal. His weekly column for the editorial page, “Free Expression,” appears in The Wall Street Journal each Tuesday. Mr. Baker is also host ...

Expression systems are genetic constructs (a gene encoded by DNA) that are designed to produce a protein, or an RNA (ribonucleic acid), either inside or outside a cell. Expression systems are used ...

All the countries that have ratified the “2005 Convention on the Protection and Promotion of the Diversity of Cultural Expressions” are called “Parties” and together form “the Conference of Parties”.