Mutation: Causes, Mechanisms, Agents and Significance
Causes and Mechanisms of Mutation Agents of Mutations Radiation and Radioactive Decays Temperature Chemical Agents Biological agents Significance of Mutations References
Causes and Mechanisms of Mutation Agents of Mutations Radiation and Radioactive Decays Temperature Chemical Agents Biological agents Significance of Mutations References
Some of the differences between bacteria and virus are as follows: S.N. Character Bacteria Virus 1. Cell type Prokaryotic cells Acellular 2. Number of cells Single-celled No cell 3. Size … Read more
The West Nile Virus (WNV) is a mosquito-borne neurotropic virus of the family Flaviviridae. It was first reported in the West Nile province of Uganda in 1937. The pathogen is … Read more
The human papillomavirus represents a group of viruses that is diagnosed in more than 90% of cervical cancers and is the most common pathogen responsible for female cancers. There are … Read more
Nipah virus (NiV) is a zoonotic bat-borne pathogen belonging to the paramyxoviruses. It was first identified in Malaysia in 1998. However, no cases have been detected in Malaysia since 1999. … Read more
Respiratory Syncytial Virus (RSV) belonging to the Paramyxoviridae family is one of the most important causes of lower respiratory tract illness in infants less than 1 year of age. Along … Read more
Structure of Norwalk Virus (Norovirus) The virus is non-enveloped, round, 27-nm particles with a ‘ragged’ outer edge but lacking a definite surface structure. It has a buoyant density of 1.33–1.41 g/cm3, … Read more
Structure of Mumps Virus Mumps virions are markedly pleomorphic (100 to 600 nm), and roughly spherical with an outer membrane that envelops an inner, coiled helical structure. The envelope which … Read more
Structure of Coronavirus Coronaviruses fall in the virus family Coronaviridae, order Nidovirales. Coronaviruses are enveloped, 120 to 160 nm particles that contain an unsegmented genome of single-stranded positive-sense RNA (27–32 kb). … Read more
Structure of Varicella Zoster Virus Image Source: Creative Diagnostics Varicella-zoster virus (VZV) is an alphaherpesvirus that is in the same subfamily as herpes simplex virus (HSV) 1 and 2. VZV … Read more