Trinity Biotech has reported a 55 per cent rise in profits after tax to $1.4 million (€1.54 million) in the first quarter of 2000. The company, which develops, manufactures and markets more than 100 diagnostic products, showed an 8 per cent rise in turnover to $6.85 million (€7.5 million). Chief financial officer Mr Jonathan O'Connell said the company continued to increase its net profits significantly.