US STOCKS-Wall St opens up, Nasdaq closer to record ahead of Apple earnings
* Apple shares up ahead of results
* Applied Materials falls after merger called off
* Celladon nosedives on lead drug's trial failure
* Indexes up: Dow 0.4 pct, S&P 0.4 pct, Nasdaq 0.5 pct (Updates to open)
By Tanya Agrawal
April 27 (Reuters) - Wall Street was higher at the open on Monday and the Nasdaq inched closer to its record intraday high ahead of Apple's results after the close.
Investors this week will also be closely watching the results of the two-day U.S. Federal Reserve meeting, starting Tuesday, for clues on when interest rates could be hiked.
On Monday, data showed that U.S. services sector expansion eased slightly in April from a seven-month high in March on a dip in new business growth.
"So far, both the economic data and earnings data has been weaker-than-expected and so that means that an imminent rate hike is most likely off the table," said Adam Sarhan, chief executive of Sarhan Capital in New York. Continuación...