LOAEL

Lowest Observed Adverse Effect Level

LOEL

Lowest Observed Effect Level


MTD

Maximally Tolerated Doses


NAS

National Academy of Sciences

NBAC

National Bioethics Advisory Commission

NCQA

National Committee on Quality Assurance

NIH

National Institutes of Health

NOAEL

No Observed Adverse Effect Level

NOEL

No Observed Effect Level

NRC

National Research Council


OHRP

Office for Human Research Protections

OIG

Office of Inspector General

OP

Organophosphates

OPRR

Office for Protection from Research Risks


PBPK

Physiologically-Based Pharmacokinetic

PD

Pharmacodynamic

PHS

U.S. Public Health Service

PK

Pharmacokinetic


RAC

Recombinant DNA Advisory Committee

RfC

Reference Concentrations

RfD

Reference Dose


SAB

Science Advisory Board

SAP

Science Advisory Panel


TSCA

Toxic Substance Control Act


UF

Uncertainty Factor


VOC

Volatile Organic Chemicals



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