Sentence examples for challenges the existence from inspiring English sources

A controversial theory that challenges the existence of dark matter has been buoyed by studies of gas-rich galaxies.

This study challenges the existence of chronic post-bacterial meningitis headache and does not indicate the presence of other long-term headaches induced by intracranial infection.

This rating is based on how robustly or conclusively the citation either supports or challenges the existence of the EPA within that line of evidence, with respect to the study's methodology, rigor, rationale, results, or conclusions.

Moreover, our study challenges the existence of an alternative caspase-independent cell death pathway in Fas signalling.

Additionally, the lack of sAC in the genomes of Drosophila and C. elegans challenges the existence of intra-mitochondrial cAMP signaling in these organisms [ 15].

Indeed, a recent paper challenges the existence of adenofibroma, as aggressive tumor behavior has also been reported in cases without sarcomatous overgrowth and with only mild nuclear atypia and a negligible mitotic rate [ 3].

It also challenged the existence of scientific evidence to corroborate the testimonials.

There has been little science supporting or challenging the existence of interference.

He even devised a diplomatic answer that avoided challenging the existence of God.

For some reason, celebrated French women keep making tone-deaf statements challenging the existence of harassment and abuse.

The Hypertension Optimal Treatment study was designed to challenge the existence of the J-curve phenomenon in hypertension.