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Descriptor English: Protactinium
Descriptor Spanish: Protactinio
Descriptor protactinio
Scope note: Elemento radiactivo del grupo de los metales actínidos. Su símbolo atómico es Pa, su número atómico 91 y su peso atómico 231. Se desintegra por emisión alfa.
Descriptor Portuguese: Protoactínio
Descriptor French: Protactinium
Tree number(s): D01.268.271.100.725
D01.268.556.750
D01.496.749.305.100.725
D01.552.020.778
D01.552.544.750
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D011478
Scope note: A radioactive element of the actinide group of metals. It has the atomic symbol Pa, atomic number 91, and atomic weight 231. It decays by alpha-emission.
Allowable Qualifiers: AD administration & dosage
AE adverse effects
AN analysis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
EC economics
HI history
IP isolation & purification
ME metabolism
PD pharmacology
PK pharmacokinetics
PO poisoning
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UR urine
Registry Number: 0S6855V29M
CAS Type 1 Name: Protactinium
DeCS ID: 29524
Unique ID: D011478
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1966/01/01
Date of Entry: 1999/01/01
Revision Date: 2017/04/25
Protactinium - Preferred
Concept UI M0017841
Scope note A radioactive element of the actinide group of metals. It has the atomic symbol Pa, atomic number 91, and atomic weight 231. It decays by alpha-emission.
Preferred term Protactinium



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