Chemical mixture

Chemical mixture has been studied in 1 paper since 2026: 1 observational study in people; 1 in the past year. The newest paper, May 28, 2026: “Associations of co-exposure to metals and polycyclic aromatic hydrocarbons with aging biomarkers: insights from epidemiology and network toxicology”.

Exposure

1 paper studies it2 findingsUpdated

“33 chemical mixtures exposure was significantly negatively associated with the TL ratio (follow-up/baseline)”
Associations of co-exposure to metals and polycyclic aromatic hydrocarbons with aging biomarkers: insights from epidemiology and network toxicologyFrontiers in public health2026doi:10.3389/fpubh.2026.1844457

None of its findings points the other way.

  • 1 lab in 1 country
  • Humans1

What did studies of Chemical mixture find?

2

Studies of Chemical mixture measured 2 outcomes; the most studied are mitochondrial DNA copy number (1 study) and telomere length ratio (1).

Mitochondrial DNA copy number

upin humans1

1 study
  1. Chemical mixture increases mitochondrial DNA copy number in humans.

    “positively associated with baseline mtDNAcn”

    Humansoccupational co-exposurewhole bloodn = 867

    Associations of co-exposure to metals and polycyclic aromatic hydrocarbons with aging biomarkers: insights from epidemiology and network toxicology

    Frontiers in public health

More on Mitochondrial DNA copy number

Telomere length ratio

downin humans1

1 study
  1. Chemical mixture decreases telomere length ratio in humans.

    “33 chemical mixtures exposure was significantly negatively associated with the TL ratio (follow-up/baseline)”

    Humansoccupational co-exposureleukocyten = 867

    Associations of co-exposure to metals and polycyclic aromatic hydrocarbons with aging biomarkers: insights from epidemiology and network toxicology

    Frontiers in public health

More on Telomere length ratio

Latest

Nov 2025: 0Dec 2025: 0Jan 2026: 0Feb 2026: 0Mar 2026: 0Apr 2026: 0May 2026: 1Jun 2026: 0Jul 2026: 0Aug 2026: 0Sep 2026: 0Oct 2026: 01 paper in 12 months