[Studies on the arsenic metabolism (report 11). Acute toxicity of arsenic trioxide (author's transl)].
1974
S Tamura
UI
MeSH Term
Description
Entries
D007928
Lethal Dose 50
The dose amount of poisonous or toxic substance or dose of ionizing radiation required to kill 50% of the tested population.
LD50,Dose 50, Lethal
D008297
Male
Males
D005260
Female
Females
D000818
Animals
Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA.
Animal,Metazoa,Animalia
D001151
Arsenic
A shiny gray element with atomic symbol As, atomic number 33, and atomic weight 75. It occurs throughout the universe, mostly in the form of metallic arsenides. Most forms are toxic. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), arsenic and certain arsenic compounds have been listed as known carcinogens. (From Merck Index, 11th ed)
Arsenic-75,Arsenic 75
D012737
Sex Factors
Maleness or femaleness as a constituent element or influence contributing to the production of a result. It may be applicable to the cause or effect of a circumstance. It is used with human or animal concepts but should be differentiated from SEX CHARACTERISTICS, anatomical or physiological manifestations of sex, and from SEX DISTRIBUTION, the number of males and females in given circumstances.