June 1 (Reuters) - U.S. stock index futures pared gains on Friday after data showed job growth accelerated in May and the unemployment rate dropped to an 18-year low of 3.8 percent, pointing to rapidly tightening labor market conditions, which could stir concerns about inflation.
At 8:33 a.m. ET, Dow e-minis were up 109 points, or 0.45 percent. S&P 500 e-minis were up 9.75 points, or 0.36 percent and Nasdaq 100 e-minis were up 20 points, or 0.29 percent. (Reporting by Sruthi Shankar in Bengaluru)