Microbial biopolymers have emerged as promising solutions for environmental pollution-related human health issues. Poly-γ-glutamic acid (γ-PGA), a natural anionic polymeric compound, is composed of ...

Subterranean estuaries the, subsurface mixing zones of terrestrial groundwater and seawater, substantially influence solute fluxes to the oceans. Solutes brought by groundwater from land and solutes ...

1 H and correlation spectroscopy (COSY) 2D 1 H-1 H nuclear magnetic resonance (NMR) spectra were obtained on a Bruker DRX spectrometer of 300 and 500 MHz. The samples were prepared by dissolving 5 mg ...