Bacteriology

Cholera Infection Sheet

Posted on

Globally, cholera cases have increased steadily since 2005 and the disease occurs predominantly in Asia and Africa, with periodic large outbreaks, most recently in Haiti and other parts of the Caribbean (Filion K et al. 2015). The higher incidence can be attributed to poor sanitation and remote access to clean and safe drinking water.

General Microbiology

Terms in Sterilization

Posted on
Terms used in Sterilization

Killing or removing all forms of microbial life (including endospores) in a material or an object is sterilization.
An antiseptic is a substance that stops or slows down the growth of microorganisms.
Sanitization
is any cleaning technique that mechanically removes microorganisms to reduce contamination to safe levels (officially approved as safe).

Parasitology

Parasites and its Types

Posted on
Parasites and its Types

Parasites are living organisms, which depend on a living host for their nourishment and survival. Their multiplication or development undergo in host. Parasites can be of different types: Ectoparasites, Endoparasites, Free living parasites etc.

Instrumentation

Extraction Buffer

Posted on
Extraction Buffer

Cell disruption process is carried out in presence of buffer which maintains the integrity of biomolecules within the cell so it is called Extraction Buffer. They are also called as recovery buffer as these are used during recovering the desired nucleic material, proteins etc. by disrupting the cells.

Food and Nutrition

Objectives of Quality Assurance

Posted on
Objectives of Quality Assurance

Quality Assurance is  totality of  arrangements made with an object of ensuring that  products are of  quality required for their intended use.
It has two main objectives: To ensure the delivery of quality and To demonstrate efforts of service providers to provide best possible results.

Food and Nutrition

Quality Assurance

Posted on
Quality Assurance

Quality Assurance is any systematic process of checking to see whether a product or service being developed is meeting specified requirements. A quality assurance system is said to increase customer confidence and a company’s credibility, to improve work processes and efficiency, and to enable a company to better compete with others.
Quality assurance is a good practice in manufacture of pharmaceutical products, as it is process of vouching for integrity of products to meet the standard for proposed use.

Food and Nutrition

Chemical Hazards in Foods

Posted on

Chemical hazard refers to any substance or chemical that can lead to health problem when it reaches inside the body either by ingestion or inhalation. Chemicals present in food are termed as chemical hazards when their level exceeds the limit of acceptance or levels that are hazardous to human. Chemical hazards can be separated into four categories: Naturally occurring chemicals, Intentionally added chemicals, Unintenionally or incidentially added chemicals and Food allergens

Biochemistry

Classification of Vitamins

Posted on
Classification of Vitamins

Vitamins may be regarded as organic compounds required in the diet in small amounts to perform specific biological functions for normal maintenance of optimum growth and health of the organism. Vitamins are classified as either water-soluble or fat soluble.