For anti-C1q or anti-NeuN antibody staining, a DAKO EnVision + System (Agilent Technologies, Santa Clara, CA, USA) was used as the second antibody and the signal was detected using tyramide-enhanced fluorescein isothiocyanate (FITC), as for the TSA method
By 4 weeks, positive effects were observed in the collagen peptides group compared with the placebo group for skin elasticity, wrinkle visibility, and nail color, which continued when the analysis was performed at 12 weeks
Interestingly, elevated pyroglutamate levels have been associated with toxic effects 37 , as its accumulation may disrupt redox homeostasis and interfere with glutamate metabolism
Functional magnetic resonance imaging A non-invasive test that examines cognitive capacity by mapping brain activity via blood flow changes and analysing neural responses to cognitive tasks to evaluate function, detect abnormalities and guide therapy
Pharmaceutics, 17(3), 385