Connaught Laboratories, a subsidiary of Rhone-Poulenc Group,...

Connaught Laboratories, a subsidiary of Rhone-Poulenc Group, said it will seek Food and Drug Administration approval by the end of the year for a Lyme disease vaccine, citing positive preliminary results. . . . As expected, the European Union appealed a ruling by the World Trade Organization that the EU’s banana trade regulations violate international agreements on free trade. . . . Polo Ralph Lauren Corp. sold shares for $26 each in the second-largest initial public offering this year, raising roughly $767 million in advance of trading today on the NYSE.