Acknowledgements The research was supported by the fund for the Project of the National Key Research and Development Program of China (2024YFD1300203), Project support was provided by the Fund opened from Key Laboratory of Fujian Universities Preventive Veterinary Medicine and Biotechnology, Longyan University (grant No
Characteristics Synonyms: folic acid, folate Substance class: pteridines Inactive precursor (provitamin): none Active form: tetrahydrofolic acid (THF) Sources Leafy green vegetables, fortified foods (e.g., bread, flour, and cereal) Small amounts are synthesized in intestinal flora Resorption: jejunum via specific transporters Transport in blood: via folate-binding transport proteins Storage: small reserve in the liver (enough for approx

In the absence of large epidemiological studies, both in vivo and in vitro studies can delineate the molecular initiating event and subsequent key pathways that lead to potential adverse outcomes ( Experimental in vivo models of MPs exposure during pregnancy have demonstrated increased cytotoxicity, oxidative stress, inflammation, and cognitive and neurological changes in the offspring ( In vitro , studies using placental cell lines, such as HTR-8/SVneo, Bewo and Swan 71 cells have demonstrated that PS MPs can be internalized and change certain cell functions, which in turn, would alter the placenta physiology ( 2 Materials and methods 2.1 Sample collection Term placentas were obtained from a cohort of 40 anonymous healthy pregnant women (average age of 25.9 5.2 years old), carefully matched for gestational delivery week (37.8 2.6 weeks), who provided consent following uncomplicated pregnancies and underwent caesarean section deliveries

possible transient effects may include flushing, headache, or injection-site reactions
The methylcobalamin 1500 injection enjoys great popularity in clinics for general health, diabetes, neuropathy, and orthopedic treatments