Chemists Focus on Probes, Biologists on Cells—But Who Talks about Probe-Cell Interactions? A Critical Account of the Suboptimal Reporting of Novel Fluorescent Imaging Probes, Using Lipid Droplet Stains as a Case Study

Many current reports in the scientific literature describe novel fluorescent probes intended to provide information on various structures or properties of live cells by using microscopic imaging. Unfortunately, many such reports fail to provide key information regarding the staining process. It is o...

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Main Author: Richard W. Horobin
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Chemosensors
Subjects:
Online Access:https://www.mdpi.com/2227-9040/11/5/282
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author Richard W. Horobin
author_facet Richard W. Horobin
author_sort Richard W. Horobin
collection DOAJ
description Many current reports in the scientific literature describe novel fluorescent probes intended to provide information on various structures or properties of live cells by using microscopic imaging. Unfortunately, many such reports fail to provide key information regarding the staining process. It is often the case that neither the necessary minimum technical detail (probe concentration, solvent and cosolute, temperature and time of staining, and details of post-staining washes) nor a discussion of the proposed staining mechanism are provided. Such omissions make it unnecessarily difficult for biomedical end-users to try out reported novel probes in their own laboratories. The validity of these criticisms is explored and demonstrated by a detailed analysis of 75 non-cherry-picked articles describing novel fluorescent probes for the detection of lipid droplets in live cells. This dataset also suggests that papers from journals with high journal impact factors or from better-known research groups are no more likely to provide better protocol information or discussion of the mechanism than papers from less prestigious sources. Comments on possible reasons for this suboptimal reporting are offered. The use of a suitable information/feature checklist, following best practice in many leading chemical and biological journals, is suggested as a mechanism for ameliorating this situation, with a draft checklist being provided.
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spelling doaj.art-cc266c471ffd4c25901e35cdbcdb345d2023-11-18T00:54:04ZengMDPI AGChemosensors2227-90402023-05-0111528210.3390/chemosensors11050282Chemists Focus on Probes, Biologists on Cells—But Who Talks about Probe-Cell Interactions? A Critical Account of the Suboptimal Reporting of Novel Fluorescent Imaging Probes, Using Lipid Droplet Stains as a Case StudyRichard W. Horobin0School of Chemistry, The University of Glasgow, Glasgow G12 8QQ, UKMany current reports in the scientific literature describe novel fluorescent probes intended to provide information on various structures or properties of live cells by using microscopic imaging. Unfortunately, many such reports fail to provide key information regarding the staining process. It is often the case that neither the necessary minimum technical detail (probe concentration, solvent and cosolute, temperature and time of staining, and details of post-staining washes) nor a discussion of the proposed staining mechanism are provided. Such omissions make it unnecessarily difficult for biomedical end-users to try out reported novel probes in their own laboratories. The validity of these criticisms is explored and demonstrated by a detailed analysis of 75 non-cherry-picked articles describing novel fluorescent probes for the detection of lipid droplets in live cells. This dataset also suggests that papers from journals with high journal impact factors or from better-known research groups are no more likely to provide better protocol information or discussion of the mechanism than papers from less prestigious sources. Comments on possible reasons for this suboptimal reporting are offered. The use of a suitable information/feature checklist, following best practice in many leading chemical and biological journals, is suggested as a mechanism for ameliorating this situation, with a draft checklist being provided.https://www.mdpi.com/2227-9040/11/5/282fluorescent imaging probeprotocolreporting problemsstaining mechanism
spellingShingle Richard W. Horobin
Chemists Focus on Probes, Biologists on Cells—But Who Talks about Probe-Cell Interactions? A Critical Account of the Suboptimal Reporting of Novel Fluorescent Imaging Probes, Using Lipid Droplet Stains as a Case Study
Chemosensors
fluorescent imaging probe
protocol
reporting problems
staining mechanism
title Chemists Focus on Probes, Biologists on Cells—But Who Talks about Probe-Cell Interactions? A Critical Account of the Suboptimal Reporting of Novel Fluorescent Imaging Probes, Using Lipid Droplet Stains as a Case Study
title_full Chemists Focus on Probes, Biologists on Cells—But Who Talks about Probe-Cell Interactions? A Critical Account of the Suboptimal Reporting of Novel Fluorescent Imaging Probes, Using Lipid Droplet Stains as a Case Study
title_fullStr Chemists Focus on Probes, Biologists on Cells—But Who Talks about Probe-Cell Interactions? A Critical Account of the Suboptimal Reporting of Novel Fluorescent Imaging Probes, Using Lipid Droplet Stains as a Case Study
title_full_unstemmed Chemists Focus on Probes, Biologists on Cells—But Who Talks about Probe-Cell Interactions? A Critical Account of the Suboptimal Reporting of Novel Fluorescent Imaging Probes, Using Lipid Droplet Stains as a Case Study
title_short Chemists Focus on Probes, Biologists on Cells—But Who Talks about Probe-Cell Interactions? A Critical Account of the Suboptimal Reporting of Novel Fluorescent Imaging Probes, Using Lipid Droplet Stains as a Case Study
title_sort chemists focus on probes biologists on cells but who talks about probe cell interactions a critical account of the suboptimal reporting of novel fluorescent imaging probes using lipid droplet stains as a case study
topic fluorescent imaging probe
protocol
reporting problems
staining mechanism
url https://www.mdpi.com/2227-9040/11/5/282
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