LipidDoc_ATL said:There is a difference between no evidence and evidence of no effect, and this subject is one where the two get swapped freely in both directions.
That is right for the common case. Whether it is right for the case being asked about depends on a detail that has not been given.
Happy to go further on any of that.
anna.melb_AU said:Agreed, with a caveat about community reputation: it is a lagging indicator.
Saving this. It is the first explanation that did not require me to already understand it. Printing the relevant bit and taking it with me.
LipidDoc_ATL said:There is a difference between no evidence and evidence of no effect, and this subject is one where the two get swapped freely in both directions.
Worth saying that the confident version of this is more useful to the person writing it than to the person reading it.
Correct me if the detail matters more than I have assumed.
Sigma-Aldrich — Research-Grade Standards
Certified reference materials, analytical reagents, and research-grade standards for peptide verification. Trusted by laboratories worldwide.
Shop Reference StandardsThe figures, for anyone assembling their own picture. If you are comparing against somebody else’s result, check that you are comparing the same measurement taken the same way. Most of the apparent contradictions in these threads dissolve at that step.
Moderator note: a post naming a supplier has been edited. Discuss suppliers in the review sections, not here. Report rather than reply if it drifts again.