Sentence examples for lacks definitive proof from inspiring English sources

While the CSC theory lacks definitive proof, it bears important implications for cancer treatment.

Intelligence experts have strongly suspected Al Qaeda or closely allied local groups in the attacks, but American and Israeli officials have said they lacked definitive proof.

Its team, while lacking definitive proof, said it had evidence that "strongly suggests" Mr. Obama's family tree — on his mother's side — stretches back nearly four centuries to a slave in colonial Virginia named John Punch.

It found that Obokata had falsified and fabricated data, that her so-called Stap cells were actually embryonic stem cells, and that the mixup was probably not accidental – though it lacked definitive proof that Obokata had committed this mortal sin of science.

While the lesson of 2017 is clear, we lack definitive proof about the meaning of 2016.

Although lacking in definitive proof of cause and effect, self-reporting health surveys and environmental testing have suggested possible adverse health outcomes from shale gas development in Pennsylvania (Steinzor et al. 2013).

He added that "we still lack definitive answers".

Recurrence mechanisms also lack definitive explanation [ 4].

All that exists is absence, the lack of definitive proof of guilt.

The key missing link is the lack of definitive proof that the chunk of foam punched the fatal hole.

This may indicate that FGF23 has a causal role in cardiovascular complications in CKD, but this still is still debated, because of the possibility of residual confounding within these studies and the lack of definitive proof of a pathobiological mechanism by which FGF23 presumably induces harm.