37 results found

Search Results for: bacteriophage

Bacteriophage

Definition noun, plural: bacteriophages A virus capable of infecting a bacterial cell, and may cause lysis to its host... Read More

Defective bacteriophage

Defective bacteriophage a temperate bacteriophage mutant whose genome does not contain all of the normal components and... Read More

Low-cost rapid detection of rifampicin resistant tuberculosis using bacteriophage in Kampala, Uganda

Background Resistance to anti-tuberculosis drugs is a serious public health problem. Multi-drug resistant tuberculosis... Read More

Widespread genetic exchange among terrestrial bacteriophages

Widespread genetic exchange among terrestrial bacteriophages   Olin K. Silander,*†‡§ Daniel M. Weinreich,†¶ Kevin... Read More

Unraveling the viral mechanism

Using powerful computer tools and cryo-electron microscopes, researchers at Baylor College of Medicine unmasked the secrets... Read More

New Method Joins Human Cells with Plastic

New Method Joins Human Cells with Plastic ARLINGTON, Va., June 23, 2005 -- Biomedical engineers at The University of Texas... Read More

Antimicrobials Target Pathogens On Fruits And Vegetables

A novel food safety treatment tested by Agricultural Research Service (ARS) scientists could become an asset to... Read More

Hundreds of thousands of viral species present in the world’s oceans

The ocean is full of life--large, small, and microscopic. Bacteriophage (phage) viruses are minute, self-replicating... Read More

Phage

Definition noun, plural: phages (1) A bacteriophage: a virus capable of infecting a bacterial cell, and may cause lysis to... Read More

Putative

Putative Definition What is putative? The word putative denotes to a supposition that is based on what is commonly... Read More

Okazaki fragment

Definition noun, plural: Okazaki fragments Relatively short fragment of DNA synthesized on the lagging strand during DNA... Read More

Typing

typing classification according to type. Origin: see type bacteriophage typing, a microbiological procedure, of... Read More

Early development

Early development An early stage in the life cycle of a bacteriophage (a virus which infects bacteria) that occurs after... Read More

Eclipse period

Eclipse period The time between infection by (or induction of) a bacteriophage, or other virus, and the appearance of mature... Read More

Host-vector system

Host-vector system a combination of a bacterial host cell (i.e. A specific strain) and a virus vector (i.e. A particular... Read More

Plaque assay

Definition noun An assay used for virus isolation and purification, and to determine viral titers. Supplement The plaque... Read More

Mutagen

Mutagen Definition What is a mutagen? A mutagen is a substance or agent that causes DNA impairment that results in the... Read More

Eclipse phase

Eclipse phase --> eclipse period The time between infection by (or induction of) a bacteriophage, or other virus, and the... Read More

Restriction enzyme

Definition noun, plural: restriction enzymes An enzyme that catalyzes the cleavage of DNA at restriction sites, producing... Read More

Lysogenic cycle

Lysogenic cycle (Science: virology, microbiology) One of the ways of virus reproduction. ( other one:lytic... Read More

Restriction endonuclease

Definition noun, plural: restriction enzymes An endonuclease that cleaves DNA at specific sites, producing small fragments... Read More

Cloning vector

Definition noun A piece of DNA where foreign DNA fragment is inserted through recombinant DNA technology. Supplement Cloning... Read More

Att site

Att site (Science: molecular biology) a site on the chromosome of the bacteria E. Coli where the lambda bacteriophage can... Read More

Host cell

Definition noun, plural: host cells (1) A cell that harbors foreign molecules, viruses, or microorganisms. For example, a... Read More

Lysozyme

Definition noun, plural: lysozymes A glycosidase that assists in the hydrolysis of glycosidic bond between N-acetyl muramic... Read More

Capsid

Definition noun, plural: capsids (1) (virology) The protein coat surrounding the nucleic acid of a virus (2) (entomology) A... Read More

Lysogenic conversion

Lysogenic conversion --> lysogeny (Science: virology) The ability of some phages to survive in a bacterium as a result of... Read More

Suppressor-sensitive mutant

suppressor-sensitive mutant A conditionally lethal, host range, bacteriophage mutant that produces nonsense codons and can... Read More

Escherichia coli

Definition A Gram-negative, facultatively anaerobic, rod-shaped species belonging to the family... Read More

S layer

Definition noun A single layer of about 5 to 25 nm in thickness, comprised of identical proteins (glycoproteins) surrounding... Read More

Temperate phage

Definition noun, plural: temperate phages A bacteriophage that displays lysogenic life cycle in contrast to virulent phage... Read More

Affinity

Definition noun, plural: affinities (1) (taxonomy) The resemblances in structure between two organisms or between biological... Read More

Virus

Definition noun, plural: viruses A submicroscopic infectious agent that is unable to grow or reproduce outside a host... Read More

Prophage

prophage The genome of a lysogenic bacteriophage when it is integrated into the chromosome of the host bacterium. The... Read More

Understanding Viruses in Lake Superior-Effects of Ultraviolet Light Probed

On Lake Superior’s surface, in a layer no thicker than a film of oil, exists a universe teeming with microscopic,... Read More

Extragenic suppression analysis of TS mutants using Sec61

Sterling G. Smith Center for Advanced Studies in Mathematics and Natural Science Abstract During synthesis,... Read More