Supriya N

Adenovirus

Adenovirus is a type of DNA virus, which appears medium-sized, non-enveloped and double-stranded. Adenovirus named after its isolation from the human adenoid tissue. It was first introduced by a scientist named Rowe, who cultured and isolated adenovirus via plasma tissue culturing. This group of virus can infect human, animals and birds. Adenovirus can cause various …

Adenovirus Read More »

Spoilage of Fish

Spoilage of fish is a process of deterioration in the quality of fish, which changes its appearance, odour and taste. The breakdown of biomolecules like proteins, amino acids and fats in the fish are the factors responsible for fish spoilage. Thus, a fish can be spoiled by either chemical or biological degradation. In chemical degradation, …

Spoilage of Fish Read More »

Actinomycetes

Actinomycetes belong to the group of prokaryotic, gram-positive bacteria those are having a filamentous structure. Its filamentous structure resembles the fungal mycelium, which consists of a highly dense and filamentous network. Due to the filamentous structure of actinomycetes, it is also termed as thread or ray bacteria. The cell wall and the internal structure of …

Actinomycetes Read More »

Endospore Staining

Endospore staining is a type of special staining method, which makes use of differential staining procedure to highlight the presence or absence of endospores. For the staining of endospores, the first article was published by Dorner in the year 1922. Later, the Dorner method of staining endospores has been modified by two scientists, Schaeffar and …

Endospore Staining Read More »

Capsule Staining

Capsule staining is one of the staining methods, which creates contrast in the microscopic image either by staining bacterial cells and background or staining the capsule only. Therefore, capsule staining can be done by two methods, namely positive and negative staining methods. Positive staining method either stain a capsule only or stain both the capsule …

Capsule Staining Read More »

Riboflavin

Riboflavin or Vitamin B-2 belongs to the Vitamin-B group, which are of eight kinds viz. vitamin B-1, B-2, B-3, B-5, B-6, B-7, B-9, B-12. It plays a crucial role in converting and breaking down protein, fats, and carbohydrates to produce energy. Vitamin B-2 converts complex carbohydrates, proteins and fat into simple sugar, amino acids and …

Riboflavin Read More »