Matches in SemOpenAlex for { <https://semopenalex.org/work/W4234261785> ?p ?o ?g. }
Showing items 1 to 90 of
90
with 100 items per page.
- W4234261785 endingPage "986" @default.
- W4234261785 startingPage "979" @default.
- W4234261785 abstract "The effects of the following variables on the occurrence of colony masking (the indistinguishable merging or overlap of sufficiently close colonies) were evaluated experimentally using the bacterium Bacillus subtilis: spore density on a collection surface, concentration of nutrients in the culture medium, sample incubation time, and ability of an observation system to distinguish overlapped colonies. Increasing spore surface density and incubation time increased colony masking, whereas lowering nutrient concentration decreased colony diameter and, therefore, masking but also limited spore germination and growth. Overall, full-strength medium was best for accurate counting of early microcolonies examined with the aid of a microscope, whereas half- or quarter-strength medium was better for counting older readily observable macrocolonies. Masking bias was determined for varying spore surface densities and colony diameters and was applied to two widely used slit-to-agar bioaerosol impactors. Appropriate collection times have been determined for these samplers to minimize colony masking for expected bioaerosol concentrations. It was found, for example, that 6-min samples collected from an environment with an air concentration of 103 CFU m−3 would result in colony surface densities, for 3-mm colonies, of 1.5 and 3.9 microorganisms cm−2 for the two samplers with respective masking biases of <10% and <20%." @default.
- W4234261785 created "2022-05-12" @default.
- W4234261785 creator A5013464628 @default.
- W4234261785 creator A5015173809 @default.
- W4234261785 creator A5063620587 @default.
- W4234261785 creator A5073086949 @default.
- W4234261785 creator A5073404308 @default.
- W4234261785 creator A5075150000 @default.
- W4234261785 creator A5090885818 @default.
- W4234261785 date "1995-10-01" @default.
- W4234261785 modified "2023-09-24" @default.
- W4234261785 title "Factors Affecting Microbiological Colony Count Accuracy for Bioaerosol Sampling and Analysis" @default.
- W4234261785 doi "https://doi.org/10.1202/0002-8894(1995)056<0979:famcca>2.0.co;2" @default.
- W4234261785 hasPublicationYear "1995" @default.
- W4234261785 type Work @default.
- W4234261785 citedByCount "1" @default.
- W4234261785 crossrefType "journal-article" @default.
- W4234261785 hasAuthorship W4234261785A5013464628 @default.
- W4234261785 hasAuthorship W4234261785A5015173809 @default.
- W4234261785 hasAuthorship W4234261785A5063620587 @default.
- W4234261785 hasAuthorship W4234261785A5073086949 @default.
- W4234261785 hasAuthorship W4234261785A5073404308 @default.
- W4234261785 hasAuthorship W4234261785A5075150000 @default.
- W4234261785 hasAuthorship W4234261785A5090885818 @default.
- W4234261785 hasConcept C142362112 @default.
- W4234261785 hasConcept C153349607 @default.
- W4234261785 hasConcept C174618031 @default.
- W4234261785 hasConcept C178790620 @default.
- W4234261785 hasConcept C185592680 @default.
- W4234261785 hasConcept C192285135 @default.
- W4234261785 hasConcept C25642318 @default.
- W4234261785 hasConcept C2775921931 @default.
- W4234261785 hasConcept C2777272437 @default.
- W4234261785 hasConcept C2777402240 @default.
- W4234261785 hasConcept C2778660310 @default.
- W4234261785 hasConcept C2779345167 @default.
- W4234261785 hasConcept C2780166377 @default.
- W4234261785 hasConcept C31903555 @default.
- W4234261785 hasConcept C39432304 @default.
- W4234261785 hasConcept C42972112 @default.
- W4234261785 hasConcept C523546767 @default.
- W4234261785 hasConcept C54355233 @default.
- W4234261785 hasConcept C55493867 @default.
- W4234261785 hasConcept C62643968 @default.
- W4234261785 hasConcept C71924100 @default.
- W4234261785 hasConcept C86803240 @default.
- W4234261785 hasConcept C89423630 @default.
- W4234261785 hasConceptScore W4234261785C142362112 @default.
- W4234261785 hasConceptScore W4234261785C153349607 @default.
- W4234261785 hasConceptScore W4234261785C174618031 @default.
- W4234261785 hasConceptScore W4234261785C178790620 @default.
- W4234261785 hasConceptScore W4234261785C185592680 @default.
- W4234261785 hasConceptScore W4234261785C192285135 @default.
- W4234261785 hasConceptScore W4234261785C25642318 @default.
- W4234261785 hasConceptScore W4234261785C2775921931 @default.
- W4234261785 hasConceptScore W4234261785C2777272437 @default.
- W4234261785 hasConceptScore W4234261785C2777402240 @default.
- W4234261785 hasConceptScore W4234261785C2778660310 @default.
- W4234261785 hasConceptScore W4234261785C2779345167 @default.
- W4234261785 hasConceptScore W4234261785C2780166377 @default.
- W4234261785 hasConceptScore W4234261785C31903555 @default.
- W4234261785 hasConceptScore W4234261785C39432304 @default.
- W4234261785 hasConceptScore W4234261785C42972112 @default.
- W4234261785 hasConceptScore W4234261785C523546767 @default.
- W4234261785 hasConceptScore W4234261785C54355233 @default.
- W4234261785 hasConceptScore W4234261785C55493867 @default.
- W4234261785 hasConceptScore W4234261785C62643968 @default.
- W4234261785 hasConceptScore W4234261785C71924100 @default.
- W4234261785 hasConceptScore W4234261785C86803240 @default.
- W4234261785 hasConceptScore W4234261785C89423630 @default.
- W4234261785 hasIssue "10" @default.
- W4234261785 hasLocation W42342617851 @default.
- W4234261785 hasOpenAccess W4234261785 @default.
- W4234261785 hasPrimaryLocation W42342617851 @default.
- W4234261785 hasRelatedWork W1531057576 @default.
- W4234261785 hasRelatedWork W1893601230 @default.
- W4234261785 hasRelatedWork W1972616275 @default.
- W4234261785 hasRelatedWork W2014103809 @default.
- W4234261785 hasRelatedWork W2035823464 @default.
- W4234261785 hasRelatedWork W2044528606 @default.
- W4234261785 hasRelatedWork W2080122436 @default.
- W4234261785 hasRelatedWork W2085159193 @default.
- W4234261785 hasRelatedWork W2094118032 @default.
- W4234261785 hasRelatedWork W3193299952 @default.
- W4234261785 hasVolume "56" @default.
- W4234261785 isParatext "false" @default.
- W4234261785 isRetracted "false" @default.
- W4234261785 workType "article" @default.