Today's Health Winners and Losers

Shares of Xenogen(XGEN Quote) were among the best-performing health-related stocks Monday, soaring 23% after the imaging systems company agreed to be acquired by Caliper Life Sciences(CALP Quote) for roughly $80 million in stock and warrants.

"The acquisition is a defining step in Caliper's strategic transformation into a leading provider of tools and services that increase the productivity and clinical relevance of life sciences research, and is expected to accelerate Caliper's revenue growth and profitability," the companies said in a press release. The acquisition is expected to add to Caliper's earnings in 2006 and 2007, as measured by earnings before interest, taxes, depreciation, amortization and restructuring charges. The deal is expected to close during the second quarter. Shares of Xenogen were trading up 66 cents to $3.55, while shares of Caliper Life Sciences were trading up 20 cents to $5.65.

China Medical Technologies(CMED Quote) jumped 13% after the medical device company posted solid third-quarter earnings and sales growth. The company earned $7.1 million, or 26 cents per American Depository share, on sales of $13.7 million, for the third quarter ended Dec. 31. The earnings gain represents an increase of 42% over last year's results, while sales grew by about 62%.

Looking ahead, China Medical Technologies continues to expect fiscal 2006 earnings of $21.7 million to $23.5 million, with sales of $44.6 million to $49.6 million. Shares were up $4.20 to $37.69.

Shares of Syneron Medical(ELOS Quote) rose 1% after the company posted a higher fourth-quarter profit, even though the results missed Wall Street expectations. The medical device company earned $12 million, or 43 cents a share, up from $8.5 million, or 30 cents a share, a year earlier. Sales rose to $23.7 million from $17.5 million a year earlier. Analysts polled by Thomson First Call expected earnings of 46 cents a share on sales of $24.3 million.