Sentence examples for proof is lacking that from inspiring English sources

Materials and style confirm that the portrait was done in Shakespeare's time, but proof is lacking that he is its true subject.

However, proof is lacking that this test provides good diagnostic performance in the routine setting of the post-transplant patient care, compared to the biopsy-based rejection diagnosis.

Loss of TSC promotes Notch activation in Drosophila, rodents and humans, although proof is lacking that inactivation of TSC2 mediates Notch1 activation in intestinal cells.

Other education experts said that although absolute proof is lacking, the evidence suggests that this year's gains are real and are probably tied to the 1983 reforms.

A recent study demonstrated that both gastric-adapted bacteria and opportunistic pathogens may play a role in squamous ulceration [ 18] and, although proof is lacking, it is suspected that bacteria may play a role in the either the development or perpetuation of equine glandular ulceration.

Although definitive statistical proof is lacking, it is quite likely that the increasing loss of efficacy of antithrombin over the time course of the KyberSept trial is associated with increasing concomitant administration of heparin [ 57].

At this point he probably wrote the treatises on military tactics that are attributed to him, although proof is lacking.

Nevertheless, final proof was lacking so that the mechanism remained speculative and a biosynthesis of mimetic cues could not be completely ruled out, as is the case in most other examples.

All of this strains credulity that in an Italian community at that time in the 1490's, there was no gossip, no squealing". Professor Wallace agreed that hard proof was lacking but said he was willing to consider Dr. Catterson's argument.

But convincing proof was lacking.

It has been suggested that this works as an antiangiogenic agent, although direct proof of this is lacking.