LC50


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median lethal concentration

The average concentration of a chemical or mixture in air as a gas, vapour, mist, fume or dust capable of killing 1/2 of the test animals exposed by inhalation under specific conditions. Median lethal concentration (LC50) is often expressed in ppm or mg/m3.

LC50

Median lethal concentration, see there.

LC50

[Fm. lethal concentration]
An abbreviation for the concentration of a toxin that will kill 50% of organisms exposed to it.
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Dimethoate was the most toxic of the insecticides tested with an LC50 of 0.
Rapid detection of insecticide resistance in Diaphorina citri (Hemiptera: Liviidae) populations, using a bottle bioassay
The mean ([+ or -] 95% CI) 24 h LC25, LC50, and LC75 for D.
Combinatorial effects of Corexit 9500A and temperature stressors on embryo development in the zebrafish Danio rerio
The results showed that after 24 hours of exposure period the LC50 and LC99 values were 1.
Adulticidal Efficacy of Azadirachta Indica (Neem Tree), Sesamum Indicum (Til) and Pinus Sabinaena (Pine Tree) Extracts Against Aedes Aegypti under Laboratory Conditions
Although, we found greater LC50 but in another study, Achillea millefolium showed LC50 of 41.
Comparative Toxicities of Hydrastis Canadensis L., Berberis aristata DC. and Achillea millefolium L. Against Brine Shrimps (Artemia salina) Using Dosage Mortality Curve: A Probit Approach
The dominating heterotrophic bacteria were observed among bacterial communities of the digestive tract of control fish (Figs 1-4) in the experiment of 96-hour exposure of rainbow trout to different parts of LC50 of Cu + Zn ions mixture.
Impact of copper and zinc mixture on bacterial flora of digestive tract of rainbow trout (Oncorhynchus mykiss)
Regarding overall sensitivity of three fish species, Labeo rohita showed significantly least sensitivity to metal mixtures with a mean LC50 and lethal concentrations of 81.
ACUTE TOXICITY OF METALS MIXTURES FOR FISH, Catla catla, Labeo rohita AND Cirrhina mrigala
Taciau veikiant vaivorykstinio upetakio jauniklius 0,16 mg/l Cu (0,25 LC50 suaugusiu zuvu) koncentracija, kvepavimo daznis reiksmingai padidejo nuo 70,0 [+ or -] 2,6 iki 83,0 [+ or -] 3,4 krt.
Research into the effect of heavy metals and their binary mixture on the cardio-respiratory system of fish larvae/Sunkiuju metalu ir ju binarinio misinio poveikio zuvu kardiorespiracinei sistemai ankstyvojoje ontogenezeje tyrimai
The toxicity results for 48-h LC50 of water samples to C.
Assessment of the acute toxicity of eutrophic sediments after the addition of calcium nitrate (Ibirite reservoir, Minas Gerais-SE Brazil): initial laboratory experiments
The LC50 for each pesticide was determined from the curve of percentage germination against dose.
Genotoxic effects of dithane, malathion and garden ripcord on onion root tip cells
Certain measurements were also found to exceed the values for EC50 (the concentration required to have a defined effect on 50 percent of a study population) or LC50 (i.
Virginia DOT lifts CIPP ban
The LC50 value obtained through sigmoid curve was 36 [micro]g/L and linear curve was found to be 34 [micro]g/L.
Behavioural surveillance of Indian major carp Cirrhinus mrigala (Hamilton) exposed to free cyanide
Palabras clave: Toxicidad aguda, cobre, LC50, postlarvas de Cryphiops caementarius.
Toxicidad aguda del cobre ([Cu.sup.2+]) en postlarvas de camaron de rio Cryphiops caementarius (Natantia, Palaemonidae)

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