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Participants who got lower doses of LSD (25 or 50 micrograms) did no better than those who got a placebo.—Jon Hamilton, NPR, 5 Sep. 2025 One of the newfound bitter substances activated the taste receptors even at the lowest concentration measured, 63.3 micrograms per liter.—K. R. Callaway, Scientific American, 8 Aug. 2025 Concentration levels dropped back below the standard to 0.09 micrograms per cubic meter in April, and even lower to 0.06 micrograms in May.—Mars King, Twin Cities, 30 July 2025 And more than 1,600 of them had lead in their blood above 3.5 micrograms per deciliter, which is the new reference level for when cases get flagged.—Andrew Brown, Hartford Courant, 28 July 2025 See All Example Sentences for microgram
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