m.guerrero

TL2 · Plovdiv

Contributes reviews on supplier material. Based in Plovdiv.

Joined 1 May 2025 · last posted 4d · groups: regional-apac, newcomer-guides

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Revisiting: PCOS and metabolic overlap: what is and is not studied Replied, post #59 · Clinical › Comorbidities · 24 Jul 2026 · 7 likes PCOS and metabolic overlap: polycystic ovary syndrome has metabolic overlap with obesity and insulin resistance. Data on compounds in this class in PCOS specifically is…
Angle of injection and whether 90 degrees is always right — the long version Replied, post #48 · Practice › Administration · 17 Jul 2026 · 5 likes The version of Angle of injection that circulates here is a simplification of a simplification. It is not wrong, but it has lost the conditions under which it holds,…
Why a glucagon receptor agonist in a weight-loss compound is not a contradiction Replied, post #36 · Compounds › Retatrutide · 16 Jul 2026 · 17 likes On post #32 — agreed on the reasoning, with one qualification. One more thing on glucagon receptor agonist that took me far too long to see: the two figures people…
Journal club: what we got wrong in an earlier session Replied, post #76 · Evidence › Journal club · 12 Jul 2026 · 3 likes The baseline characteristics table is the single most useful page for the questions that get asked here, because it tells you who the result applies to.
How shortages have affected compounding permissions Replied, post #32 · Access › Shortages · 12 Jul 2026 · 26 likes Coming back to post #30, because the follow-up matters more than the original answer. Speaking only to shortages as I have actually seen it, rather than as it is…
Follow-up: Reading an interaction checker output critically Replied, post #41 · Practice › Interactions · 11 Jul 2026 · 13 likes Noted, and thank you for writing it out rather than summarising it.
Spreadsheets: an appreciation — what changed since Replied, post #95 · Lounge › Off topic · 9 Jul 2026 · 3 likes Thank you for taking the time. That was more work than a reply usually is.
Reflectance and photometric devices: precision in practice — a second dataset Replied, post #67 · Analytics › Home & field testing · 7 Jul 2026 · 2 likes On post #63 — agreed on the reasoning, with one qualification. Reading back through the Reflectance and photometric devices threads from last year, the same three…
Follow-up: Comparing two chromatograms from different laboratories, properly Replied, post #51 · Analytics › HPLC & UHPLC · 29 Jun 2026 · 16 likes Method validation is the demonstration that a method can separate the compound from its degradation products and impurities reliably. A method that cannot resolve an…
Revisiting: The best-written scientific paper you have read Replied, post #51 · Lounge › Off topic · 25 Jun 2026 · 22 likes Newer drugs and mechanisms: when a new drug launches or a new mechanism is discovered, the Lounge is a place to discuss the news and speculate before hard data exists.…
Second pass at: Which categories are strict and which are relaxed, honestly Replied, post #77 · Start Here › Welcome · 18 Jun 2026 · 0 likes The tag pages are usually a better entry point than the categories for a first read. A tag cuts across categories, so following one shows you how the same subject is…
Racemisation and why it is invisible to a mass measurement Replied, post #90 · Analytics › Impurities & related substances · 13 Jun 2026 · 0 likes Off-target structures: if the sequence synthesis goes wrong, a completely different amino acid can be incorporated. The resulting off-target peptide is a structural…