Results

PaperS7685

Subcellular localization of biomolecules and drug distribution by high-definition ion beam imaging

Xavier Rovira-Clavé, Sizun Jiang, Yunhao Bai, Bokai Zhu, Graham Barlow, Salil Bhate, Ahmet F Coskun, Guojun Han, Chin-Min Kimmy Ho, Chuck Hitzman, Shih-Yu Chen, Felice-Alessio Bava, Garry P Nolan. ebi.ac.uk. July 30, 2021.

This cultured-cell imaging study maps biomolecules and drug distribution at fine spatial scales, with limited skin-tissue validation. Small cell samples and nested voxels limit generalization; 33 fields/cells across treatment groups came from one experiment. The proposed nuclear-pore pumping mechanism is an interpretation, without a demonstrated causal intervention or clinical outcome. Acknowledged NIH, Army and foundation support does not establish a secret approach or UAP programme. Nolan is a corresponding author and joint supervisor. The paper declares no competing interests; native graphics, supplements and underlying data remain unreviewed.

Complete specialist supplied XML text; native graphics unreviewed
PaperS7617

ACE2 localizes to the respiratory cilia and is not increased by ACE inhibitors or ARBs

Ivan T. Lee et al.. ebi.ac.uk. October 28, 2020.

The authors localize ACE2 staining to respiratory cilia and compare receptor expression across medication groups. Small subgroups, treatment indication, age imbalance and retrospective confounding qualify the comparisons. Negative or nonsignificant results do not establish equivalence, infection protection or clinical benefit. The study reports localization and expression rather than a treatment trial.

Complete supplied main, figures and two supplements; peer review unreviewed
PaperS7620

Nanoscopic subcellular imaging enabled by ion beam tomography

Ahmet F Coskun, Guojun Han, Shambavi Ganesh, Shih-Yu Chen, Xavier Rovira Clavé, Stefan Harmsen, Sizun Jiang, Christian M Schürch, Yunhao Bai, Chuck Hitzman, Garry P Nolan. ebi.ac.uk. February 4, 2021.

The authors demonstrate destructive ion-beam imaging and computational reconstruction in fixed cells and selected tissue. Calibration resolution, localization precision and theoretical capability remain distinct. Nested depth slices and reconstruction-derived ground truth limit independence. The method is a research demonstration, with no clinical efficacy or UAP finding established.

Complete supplied main, mathematics and figures; supplements unreceived

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