Genzyme ( GENZ) price target boosted at BofA/Merrill to $54 from $47 based on switching from a multiple-based valuation to discounted cashflow, as investors view GENZ as a break up saleable company. Maintain Underperform rating. Genzyme ( GENZ) estimates, target reduced at Goldman. Shares of GENZ now seen reaching $51. Estimates also cut, as the company is facing higher expenses. Sell rating. Hewlett-Packard ( HPQ) price target increased at BofA/Merrill to $62 from $60 after solid 1Q10 results. Estimates raised through 2012. Hewlett-Packard ( HPQ) numbers raised at Goldman. HPQ estimates were increased through 2011. Company is gaining share and has strong operating leverage. Buy rating and new $61 price target. Life Technologies ( LIFE) estimates cut at Morgan Stanley. LIFE estimates were lowered through 2012. Recent debt offering increases interest expense, but still makes strategic sense. Overweight rating and $57 price target. Las Vegas Sands ( LVS) estimates lowered at UBS. LVS estimates were cut through 2010. Weak Las Vegas results will continue to weigh on results. Buy rating and $20 price target. Nabors ( NBR) estimates, target increased at UBS. Shares of NBR now seen reaching $25, according to UBS. Estimates also boosted, because of better U.S. pricing. Neutral rating. Newfield Exploration ( NFX) numbers increased at Goldman. NFX estimates were raised through 2012. Company can deliver double-digit production and free cash flow growth. Buy rating and new $63 price target. NetApp ( NTAP) target, estimates boosted at Credit Suisse. NTAP price target raised to $29 from $27 on signs of networked storage recovery. 2010 and 2011 EPS estimates surged to $1.43 and $1.62, respectively. Neutral rating.