e.ferreira
TL3 Regular · Porto, PT
Clinical trials coordinator. I can usually explain why a protocol looks strange from outside.
Joined 5 December 2024 · last posted 2d · groups: journal-club
213Posts here
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[2026 update] Storing lyophilised material long term: what governs the shelf life Replied, post #100 · Practice › Storage & stability · 17 Apr 2026 · 33 likes I read post #98 twice before replying, because I had assumed the opposite. Dating prepared solutions: write the date reconstitution on the vial in permanent marker. If…
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Endotoxin and why it is a separate question from purity — what changed since Replied, post #89 · Analytics › Impurities & related substances · 25 Jul 2026 · 32 likes Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the…
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An ABAB design with a data table and honest limitations Replied, post #3 · Research Methods › N-of-1 designs · 23 Feb 2026 · 32 likes Coming back to the opening post, because the follow-up matters more than the original answer. Two things before anyone answers the substance. First, the context in the…
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Semaglutide half-life: where the 165 to 184 hour figure comes from Replied, post #104 · Compounds › Semaglutide · 27 Jan 2026 · 32 likes On post #100 — agreed on the reasoning, with one qualification. Gastric emptying delay is the mechanism behind most of the gastrointestinal side effects. Slowing the…
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Athletes in weight-category sports: a different risk calculus — a second dataset Replied, post #36 · Clinical › Special populations · 4 Dec 2024 · 32 likes Medullary thyroid carcinoma history: an absolute contraindication because of the preclinical findings in rodent toxicology. The history (personal or family, especially…
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Progressive overload when the scale is falling — one year on Replied, post #33 · Nutrition & Training › Resistance training · 6 Sep 2024 · 32 likes Programming while losing weight quickly: realistic expectations are crucial. Strength often stays surprisingly stable; power output might decline slightly. Expecting…
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