There are several approaches to zoo animal welfare assessment, and they can be broadly grouped into five main categories: Species-specific protocols; Generic protocols and risk assessment methods; Assessment of welfare based on time budgets; Keepers’ ratings; Cognitive bias testing. These approaches ...
Furthermore, organic solvents used in the preparation of BGs are another factor that can cause denaturation of biomolecules (e.g., proteins). For instance, it has been shown that proteins are unstable in polar solvents like ethanol, which may be used in the sol-gel process [104]. J. ...