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January 25, 2022

Scientists explore effects of micro- and nanoplastics on mammals, including humans

Research studies show maternal polystyrene (PS) particle exposure can cause testicular and hepatic toxicity in male mouse offspring; report PS microplastics affect rat ovary function; find correlation between human fecal microplastics levels and Inflammatory Bowel Disease; reviews summarize potential human health effects; study develops a tool to screen and prioritize micro-and nanoplastics toxicity studies for human health risks evaluation
Reading time: 7 minutes

January 18, 2022

Several studies determine chemical migration from food packaging

Researchers from several European and Chinese institutions develop methods to explore chemicals in food contact materials (FCMs); report styrene migration from different polystyrene FCMs into several food matrices; detect photoinitiators in paper FCMs and chlorinated paraffins in green tea and its packaging; find irradiation treatment of metalized polypropylene to reduce migration of tested chemicals
Reading time: 7 minutes

December 17, 2021

EFSA proposes to lower daily tolerable intake of bisphenol A

European Food Safety Authority (EFSA) re-evaluation proposes to significantly lower the tolerable daily intake of bisphenol A (BPA) from 4 to 0.00004 micrograms per kilogram of bodyweight per day due to immune system effects; finds many consumers likely exposed beyond the new safe limit; feedback accepted on the draft opinion until February 22, 2022
Reading time: 2 minutes

November 22, 2021

Study finds sex-specific impacts of prenatal phthalate exposure

Taiwanese cohort study examines prenatal phthalate exposure effects on infant birth weight and gestational age; reports higher impact on male neonates
Reading time: 2 minutes

October 13, 2021

Studies discuss EDC sources, exposure, and human health effects

Scientific studies investigate human endocrine-disrupting chemical (EDC) exposures and effects; Canadian study finds bisphenols migrate from baby bottles and sippy cups; reviews report of widespread presence of bisphenols, parabens, and benzophenones in human breast milk and addresses current misunderstandings about the impacts of EDCs on child health
Reading time: 5 minutes

October 13, 2021

Why do “chemicals” need simplifying?

Scientists’ Viewpoint proposes ‘chemical simplification’ to deal with increasing chemical pollution; names reduction of number of chemicals used in products and grouping approaches as cornerstones for simplification and innovation in science and engineering as prerequisite
Reading time: 3 minutes

October 11, 2021

Phthalate exposure and health impacts

Four scientific articles report on phthalate exposure sources and impacts; diet partly explains urinary phthalate levels in adolescents and children surveyed in the US and New Zealand; review of reviews summarizes human health impacts; finds studies on women “generally underrepresented”; study indicates three phthalates affect human oral health
Reading time: 5 minutes

October 8, 2021

Microplastics may affect the human microbiome

Scientists explore potential impacts of microplastics on human intestine ecology; microplastics may drive unhealthy changes in the gut microbiome; authors highlight importance of assessing human microplastics exposure and hazards for the gut
Reading time: 2 minutes

September 30, 2021

Microplastics measured in newborn, infant, and adult feces

Small study assesses polyethylene terephthalate (PET) and polycarbonate (PC) microplastics in human feces; finds PET and PC in all infant stool and in most meconium and adult stool samples; suggests higher exposure of infants than adults
Reading time: 3 minutes

September 2, 2021

Bisphenols in thermal paper extracts and drinking bottle migrates

Scientific studies analyze bisphenol content in thermal papers and migrates from reusable drinking bottles; of 14 analyzed bisphenols 4 detected in thermal receipts and 3 in bottles migrates at low concentrations; dishwashing but not handwashing prior to use reduces bisphenol A (BPA) leaching from Tritan
Reading time: 4 minutes
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