MD, PhD, MAE, FMedSci, FRCP, FRCPEd.

In January 2024, this remarkable paper was published in a top journal:

Macrophages are associated with innate immune response and M1-polarized macrophages exhibit pro-inflammatory functions. Nanoparticles of natural or synthetic compounds are potential triggers of innate immunity. As2O3 is the major component of the homeopathic drug, Arsenic album 30C.This has been claimed to have immune-boosting activities, however, has not been validated experimentally. Here we elucidated the underlying mechanism of Ars. alb 30C-mediated immune priming in murine macrophage cell line. Transmission Electron Microscopy (TEM) and X-ray diffraction (XRD) used for the structural analysis of the drug reveals the presence of crystalline As2O3 nanoparticles of cubic structure. Similarly, signatures of M1-macrophage polarization were observed by surface enhanced Raman scattering (SERS) in RAW 264.7 cells with concomitant over expression of M1 cell surface marker, CD80 and transcription factor, NF-κB, respectively. We also observed a significant increase in pro-inflammatory cytokines like iNOS, TNF-α, IL-6, and COX-2 expression with unaltered ROS and apoptosis in drug-treated cells. Enhanced expression of Toll-like receptors 3 and 7 were observed both in transcriptional and translational levels after the drug treatment. In sum, our findings for the first time indicated the presence of crystalline As2O3 cubic nanostructure in Ars. alb 30C which facilitates modulation of innate immunity by activating macrophage polarization.

On 21 August 2024, this paper was retracted; here is the retraction notice:

After publication, concerns were raised about the reagents used in this study, in particular that the arsenic trioxide solution is diluted beyond the point at which any active molecules are expected to be present. Post-publication peer review confirmed that the nature of the particles detected in the study is unclear. This means that without further corroborative evidence, the data presented in the paper are not sufficient to attribute the effects observed after treating cells with the compound. The Editors therefore no longer have confidence in the results reported in this Article.

Swift retractions of sloppy science, errors, fraud, scientific misconduct, misinterpretaton of results, etc. are necessary to prevent the harm caused by such unfortunate publications. The editors of SCIENTIFIC REPORTS should be congratulated to have achieved this so quickly and elegantly. This is in sharp contrast to similar events like the protracted hoo-hah that occurred until THE LANCET finally retracted the fraudulent study of Andrew Wakefield or the deplorable ongoing saga of  THE ONCOLOGIST, the editor of which has still not retracted the fraudulent paper by Michael Frass et al claiming that homeopathy could prolong the survival of cancer patients.

 

57 Responses to HOMEOPATHY: Sloppy science or fraud? “The Editors therefore no longer have confidence in the results reported in this Article”

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