Results 91 to 100 of about 38,648 (228)

Assessment of the potential in vivo ecotoxicity of Double-Walled Carbon Nanotubes (DWNTs) in water, using the amphibian Ambystoma mexicanum [PDF]

open access: yes, 2007
Because of their specific properties (mechanical, electrical, etc), carbon nanotubes (CNTs) are being assessed for inclusion in many manufactured products.
Borm PJA   +37 more
core   +3 more sources

Untreated Hair Dye Effluents Enter the Environment: Are They a Threat to Human Health?

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The effluents generated during the process of hair dyeing exhibit a complex composition, comprising chemical compounds with varying toxicity levels. While the adverse impact of hair dyes on human health is acknowledged, there is a notable absence of studies addressing the toxicity associated with effluents produced during these activities. The
Letícia Cristina Gonçalves   +3 more
wiley   +1 more source

Genotoxicity assessment of a pharmaceutical effluent using four bioassays

open access: yesGenetics and Molecular Biology, 2009
Pharmaceutical industries are among the major contributors to industrial waste. Their effluents when wrongly handled and disposed of endanger both human and environmental health.
Adekunle A. Bakare   +3 more
doaj   +1 more source

Cytokinesis-block micronucleus cytome assay [PDF]

open access: yesNature Protocols, 2007
The cytokinesis-block micronucleus cytome assay is a comprehensive system for measuring DNA damage, cytostasis and cytotoxicity. DNA damage events are scored specifically in once-divided binucleated (BN) cells and include (a) micronuclei (MNi), a biomarker of chromosome breakage and/or whole chromosome loss, (b) nucleoplasmic bridges (NPBs), a ...
openaire   +3 more sources

Micronuclei and Other Nuclear Abnormalities in Patella Limpet as Biomarkers of Cytogenotoxicity in Recreational Port Waters

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Over the past decades, the growth in human population and economic activities has led to an increase in maritime traffic. This rise puts additional pressure on marine environments, vessel fuel spills being considered to have a major impact on the ecosystem.
Carlos Valiente‐Diaz   +2 more
wiley   +1 more source

Validating micronucleus score in effusion fluids

open access: yesJournal of Cytology, 2017
Identifying malignant cells in effusion fluid is vital in staging and management of cancers. Differentiating reactive mesothelial cells from malignant cells in effusion fluid is a challenging task and there is an ongoing need for simpler and cost effective tool to aid the diagnosis. Micronucleus is an additional smaller nucleus in the cytoplasm, formed
Nidhya Ganesan   +3 more
openaire   +3 more sources

Utility of Urinary Extracellular Vesicles for Colorectal Cancer: Comparison of DNA Quality and MRD Detection

open access: yesCancer Science, EarlyView.
Urinary EVs provide highly pure vesicles with superior DNA quality, making them a robust and completely non‐invasive source for molecular profiling. Urinary EV‐DNA–based MRD assessment shows significant prognostic value and may serve as a practical tool for postoperative monitoring and risk stratification in colorectal cancer.
Shintaro Kanaka   +14 more
wiley   +1 more source

Assessment of the genetic risks of a metallic alloy used in medical implants

open access: yesGenetics and Molecular Biology, 2011
The use of artificial implants provides a palliative or permanent solution for individuals who have lost some bodily function through disease, an accident or natural wear. This functional loss can be compensated for by the use of medical devices produced
Cristiano C. Gomes   +6 more
doaj  

Comparison of nuclear abnormalities in Astyanax bifasciatus Cuvier, 1819 (Teleostei: Characidae) of two sections of rivers from the middle Iguaçu

open access: yesActa Scientiarum: Biological Sciences, 2018
Most changes in water bodies are result of human activities that have the potential to undermine the environmental integrity of aquatic ecosystems. Changes in genetic material can be evidenced by the frequency of nuclear abnormalities in fish blood cells,
Merieli Melo-Silva   +5 more
doaj   +1 more source

Abnormal cleavage patterns in equine in vitro‐produced embryos lead to higher early pregnancy loss

open access: yesEquine Veterinary Journal, EarlyView.
Summary Background Despite significant advances, in vitro production (IVP) of equine embryos continues to lack standardised embryo classification criteria and is associated with increased rates of early pregnancy loss compared with in vivo‐derived blastocysts.
Soledad Martin‐Pelaez   +6 more
wiley   +1 more source

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