Background We aimed to map and describe the current state of Mendelian randomization
(MR) literature on cancer risk and to identify associations supported by robust evidence …

Background Circulating concentrations of homocysteine and folate are inconsistently
associated with the risk of nonalcoholic fatty liver disease (NAFLD) in observational studies …

Background Micronutrients, namely vitamins and minerals, are associated with cancer
outcomes; however, their reported effects have been inconsistent across studies. We aimed …

Background Only a few of the 34 biochemical biomarkers measured in the UK Biobank
(UKB) have been associated with breast cancer, with many associations suffering from …

Evidence on the association between selenium and cancer risk is inconclusive. We
conducted a Mendelian randomization study to examine the associations of selenium levels …

Mendelian randomization can be used as a tool to improve causal inference in
observational studies assessing the role of nutritional factors and metabolites in health and …

Background While observational studies and experimental data suggest a link between oral
lichen planus (OLP) and oral cavity cancer (OCC), the causal relationship and the role of …

Background/Aim: Matrix metalloproteinase-2 (MMP-2) has been implicated in the
pathogenesis of breast cancer (BC). However, there is limited research on the role of MMP-2 …

Background Previous observational studies have showed that certain psychiatric disorders
may be linked to breast cancer risk, there is, however, little understanding of relationships …

Background Oxidative stress is currently considered to be closely related to the occurrence
of respiratory tumors, especially lung cancer. Many observational studies have shown that …