It is an important point but we cant at the moment say anything about that, he said. These results are very encouraging and have given us great reasons to be optimistic for the future, said Professor Aziz Sheikh, director of the University of Edinburghs Usher Institute. The study was not set up to look at any differences between the two. Sheikh cautioned at a media briefing that the results are preliminary data, yet to be peer-reviewed by independent scientists, but added: I am very encouraged. Sheikh cautioned at a media briefing that the results are preliminary data, yet to be peer-reviewed by independent scientists, but added: I am very encouraged.
The research featured some positive results.
( z0 feature :ARG1 ( z1 thing :ARG2-of ( z2 result ) :mod ( z3 positive ) :mod ( z4 some ) ) :ARG2 ( z5 research ) )
(z0 / feature-01
    :ARG1 (z1 / thing
              :ARG2-of (z2 / result-01)
              :mod (z3 / positive)
              :mod (z4 / some))
    :ARG2 (z5 / research-01))
The research featured some positive results .
z0 :ARG2 z5
z1 :mod z3
z1 :mod z4
z0 :ARG1 z1
z1 :ARG2-of z2