Daniel McDonald and Jack Gilbert (both University of California, San Diego; CA, USA) discuss the challenges faced during fecal sample collection and highlight important factors to consider when ...

The National Accreditation Board for Testing and Calibration Laboratories (NABL) has issued Guidance document for medical laboratories to ensure quality at the collection centres. The document ...

Why is it important to know about different methods of sample handling? For the handling of specific sample types, certain techniques are more effective than others. To receive the best quality ...

All SEMs are supplied with a loading chamber or a sample holder where the sample is inserted. The use of aluminum stubs is recommended to load a sample in an SEM. These come in various standard sizes ...