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[A study on developmental toxicity of vanadium pentoxide in NIH mice]
Hua Xi Yi Ke Da Xue Xue Bao = Journal of West China University of Medical Sciences = Huaxi Yike Daxue Xuebao
|June 1, 1991
Summary
Vanadium pentoxide (V2O5) shows weak developmental toxicity in mice, causing fetal death and delayed bone ossification, but is not a teratogen. Further studies also examined the teratogenicity of a control compound.
Area of Science:
- Toxicology
- Developmental Biology
- Reproductive Toxicology
Context:
- Vanadium compounds are used in various industrial applications, raising concerns about potential human health effects.
- Existing data on the developmental toxicity and teratogenicity of vanadium in animal models are inconclusive.
- This study investigates the developmental toxicity of vanadium pentoxide (V2O5) in NIH mice.
Purpose:
- To evaluate the developmental toxicity and teratogenic potential of vanadium pentoxide (V2O5) in NIH mice.
- To determine the effects of V2O5 exposure at different gestational stages.
- To assess the teratogenicity of N, N'-methylene-bis (2-amino-1, 3, 4-thiadiazole) as a positive control.
Summary:
- Administration of V2O5 (5 mg/kg, i.p.) during gestation in NIH mice did not affect pre-implantation or implantation.
- V2O5 exposure resulted in increased fetal resorption/death and delayed ossification, indicating developmental toxicity.
- V2O5 was not found to be teratogenic or cause premature birth, suggesting it is a weak developmental toxicant.
Impact:
- This research provides crucial data on the developmental risks associated with vanadium pentoxide exposure.
- Findings contribute to understanding the toxicological profile of vanadium compounds in reproductive health.
- The study highlights the need for careful risk assessment of vanadium exposure in occupational and environmental settings.