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Topics ordered by when they were created rather than by activity. This is where a question that nobody has answered yet is easiest to find — and answering one is the fastest route to a first solution badge.

1,535 topics · page 15 of 40

Topic	Participants	Replies	Views	Activity
What to include when your question involves a laboratory result — a second dataset Start Here › How to Ask onboarding guidelines worked example site feedback Solved What to include when your question involves a laboratory result — a second dataset I have a specific reason for asking rather than idle curiosity, and the context is below. Question in the title. Context…		2	7k	23d
Why chargeback is not the safety net people assume Sourcing › Payments research use only payments documentation quality Solved Asking directly, because I could not find a straight answer: Why chargeback is not the safety net people assume Asking about the record rather than the transfer. Every order leaves a trail: an order…	+22	26	2.5k	2d
Second pass at: Leak-back after withdrawal and whether you lost a meaningful dose Practice › Administration subcutaneous injection needle gauge & length missed dose Second pass at: Leak-back after withdrawal and whether you lost a meaningful dose — setting out what I have, and where I think it stops being reliable. I have read the maintained page on this and I still have…	+18	22	2k	25d
Cold solution and stinging: the simplest fix Practice › Administration injection site rotation subcutaneous injection missed dose Posting this under the heading it deserves: Cold solution and stinging: the simplest fix Everything below is what sits behind that. An honest uncertainty about cold solution and stinging rather than a…	+35	39	8.2k	30d
Why this community will not facilitate a group purchase Sourcing › Payments documentation quality payments research use only Asking directly, because I could not find a straight answer: Why this community will not facilitate a group purchase Currency and fees, set out so that the comparison can be checked. Quoted amount, conversion…		2	40k	3mo
[2026 update] A rising related-substance total over six months: degradation or method drift? Analytics › Impurities & related substances forced degradation water content endotoxin testing HPLC Solved Wiki The question in the title: A rising related-substance total over six months: degradation or method drift? I will give what I have already checked below so nobody repeats it. Posting the method first, because…	+71	78	34k	5mo
Documenting a payment dispute without naming and shaming — the long version Sourcing › Payments documentation quality payments research use only Posting this under the heading it deserves: Documenting a payment dispute without naming and shaming — the long version Everything below is what sits behind that. A narrow question about Documenting a payment…		2	32k	1mo
PCOS and metabolic overlap: what is and is not studied Clinical › Comorbidities chronic kidney disease MASH / hepatic steatosis obstructive sleep apnoea type 2 diabetes On the subject in the title: PCOS and metabolic overlap: what is and is not studied Working notes rather than a conclusion. PCOS and metabolic overlap, from the point of view of someone who has read the…		3	6.6k	1d
Seven-day rolling means and why weekly readings mislead — one year on Outcomes › Progress reports DXA data table long read Solved On the subject in the title: Seven-day rolling means and why weekly readings mislead — one year on Working notes rather than a conclusion. Asking about Seven-day rolling directly, because I have read four…	+78	88	16k	5mo
GLP-1 receptor distribution: central and peripheral Pharmacology › Receptor biology semaglutide amylin analogues retatrutide long read Posting this under the heading it deserves: GLP-1 receptor distribution: central and peripheral Everything below is what sits behind that. I have spent a fortnight trying to pin GLP-1 receptor distribution…	+90	98	30k	22h
Sample size intuition for a personal experiment — does this still hold? Research Methods › Statistics effect size heterogeneity number needed to treat Solved Sample size intuition for a personal experiment — does this still hold? I have a specific reason for asking rather than idle curiosity, and the context is below. Reading back through what has been written…	+33	38	26k	23d
[2026 update] Buffers, pH and why a formulation is a formulation Pharmacology › Formulation chemistry counter-ion content storage bacteriostatic water cloudy or discoloured solution Posting this under the heading it deserves: Buffers, pH and why a formulation is a formulation Everything below is what sits behind that. A formulation question rather than a pharmacological one, though the…		2	773	3mo
Hepatic impairment and the absence of data — a second dataset Clinical › Special populations adolescents disordered eating pregnancy & planning older adults Pinned On the subject in the title: Hepatic impairment and the absence of data — a second dataset Working notes rather than a conclusion. Posting a small dataset on Hepatic impairment. It is mine, it is…		2	4.3k	4mo
MS/MS sequence confirmation: what it costs and when it is worth it — what changed since Analytics › Mass spectrometry charge states LC-MS MALDI-TOF counter-ion content Closed Posting this under the heading it deserves: MS/MS sequence confirmation: what it costs and when it is worth it — what changed since Everything below is what sits behind that. Two reports on the same lot, and…	+34	39	21k	1mo
A site rotation scheme that is easy enough to actually follow Practice › Administration needle gauge & length missed dose injection site rotation aseptic technique On the subject in the title: A site rotation scheme that is easy enough to actually follow Working notes rather than a conclusion. Two things I would like separated before anyone answers on site rotation…	+112	125	5.8k	21h
Reading a regulatory notice rather than an article about it Sourcing › Regulatory compounding personal import EMA Posting this under the heading it deserves: Reading a regulatory notice rather than an article about it Everything below is what sits behind that. Posting a small dataset on reading a regulatory notice. It is…		2	2.9k	5mo
A promotion I argued against, and why I lost — a second dataset Documentation › Doc review citation check promoted to docs wiki post A promotion I argued against, and why I lost — a second dataset Writing it up because I had to work it out twice and would rather nobody else did. Posting a small dataset on promotion. It is mine, it is…	+3	7	32k	12h
Molecular mass of semaglutide and why the figure differs between sources Compounds › Semaglutide SELECT trial effect size semaglutide STEP programme Molecular mass of semaglutide and why the figure differs between sources — setting out what I have, and where I think it stops being reliable. Putting the numbers in the first post, because a question about a…	+101	110	12k	16h
Research-use-only status: what it means legally and practically Compounds › Other compounds research use only custom synthesis needs a source mislabelling Research-use-only status: what it means legally and practically Writing it up because I had to work it out twice and would rather nobody else did. Asking about research-use-only status directly, because I…	+72	81	44k	1d
Measurement error in home scales, with a worked standard deviation Research Methods › Statistics effect size heterogeneity number needed to treat confounding Solved Wiki Measurement error in home scales, with a worked standard deviation Writing it up because I had to work it out twice and would rather nobody else did. What changes if the standard account of measurement error…	+26	31	4.3k	4mo
Trust level 3 requirements: a clarification — does this still hold? Meta › Announcements trust levels moderation site feedback guidelines Solved Asking directly, because I could not find a straight answer: Trust level 3 requirements: a clarification — does this still hold? Two things I would like separated before anyone answers on Trust level 3…	+77	90	57k	9h
Coming back to: Solubility limits and what a cloudy solution is telling you Pharmacology › Formulation chemistry sterile water cloudy or discoloured solution storage counter-ion content On the subject in the title: Solubility limits and what a cloudy solution is telling you Working notes rather than a conclusion. Reading back through what has been written here about Solubility limits, three…	+38	43	29k	13h
Gradient steepness and apparent purity: a worked comparison — the long version Analytics › HPLC & UHPLC HPLC system suitability gradient method Gradient steepness and apparent purity: a worked comparison — the long version — setting out what I have, and where I think it stops being reliable. A narrow question about Gradient steepness and apparent…		2	32k	1d
Is there a ceiling dose beyond which semaglutide stops adding benefit? Compounds › Semaglutide effect size type 2 diabetes SELECT trial Is there a ceiling dose beyond which semaglutide stops adding benefit? I have a specific reason for asking rather than idle curiosity, and the context is below. Putting the numbers in the first post, because…		2	14k	2mo
Second pass at: Choosing a concentration on purpose rather than by accident Practice › Reconstitution reconstitution syringe units concentration maths Second pass at: Choosing a concentration on purpose rather than by accident Writing it up because I had to work it out twice and would rather nobody else did. Posting a small dataset on Choosing a…	+49	54	6k	4mo
Forced degradation studies: designing one that is informative Analytics › Method validation precision & repeatability recovery stability-indicating method Under review Posting this under the heading it deserves: Forced degradation studies: designing one that is informative Everything below is what sits behind that. Collecting what is known about forced degradation studies…	+100	106	35k	2d
Revisiting: Liver enzymes drifting down and what that usually means Clinical › Bloodwork thyroid function eGFR & renal function liver enzymes lipase & amylase On the subject in the title: Revisiting: Liver enzymes drifting down and what that usually means Working notes rather than a conclusion. A methods question rather than a substantive one, about Liver enzymes…	+55	61	39k	3h
A supplier who responds to a discrepancy with silence — what changed since Sourcing › Red flags mislabelling disputed documentation quality underdosing Wiki A supplier who responds to a discrepancy with silence — what changed since — setting out what I have, and where I think it stops being reliable. What changes if the standard account of supplier is wrong? I…	+83	88	21k	6h
Reading a home test result without over-claiming — what changed since Analytics › Home & field testing third-party testing documentation quality LOD & LOQ ELISA Pinned Closed On the subject in the title: Reading a home test result without over-claiming — what changed since Working notes rather than a conclusion. What changes if the standard account of Reading a home test result is…		2	12k	6mo
A fridge failure and how I assessed the contents afterwards Devices › Cold chain cold chain storage temperature excursion A fridge failure and how I assessed the contents afterwards Writing it up because I had to work it out twice and would rather nobody else did. The question about fridge failure that I actually want answered…	+14	18	46k	17h