• Bacteriophages (phages) are viruses capable of infecting and replicating within bacterial cells. (asm.org)
  • Felix d'Herelle first coined the term "bacteriophage" ( 4 ), literally meaning "bacterium eater," and began using phages to treat bacterial infections in human patients ( Fig. 1 ). (asm.org)
  • Since phi 29 and lambda are both packed to a similar DNA density, it is unclear whether the six fold difference in forces is caused by a difference (phi 29= 57pN, BNID 103129 ) between the phages or a difference in the experimental conditions. (harvard.edu)
  • Formerly, the phylogenetic and taxonomic classification of bacteriophages (phages) was based on similarities in phage morphology, host range [ 1 ], ability to recombine, and also on similar cross-hybridization patterns of their DNAs [ 2 - 4 ]. (biomedcentral.com)
  • Bacteriophages that exclusively employ the lytic cycle for reproduction are categorized as virulent phages, setting them apart from the temperate phages. (microbiologynote.com)
  • A DNA sequence for the genome of bacteriophage phi X174 of approximately 5,375 nucleotides has been determined using the rapid and simple 'plus and minus' method. (genome.gov)
  • 1993. Characterization and physical mapping of the genome of bacteriophage phi Aa from Actinobacillus actinomycetemcomitans . (ulaval.ca)
  • The objective was to determine if methylcellulose would improve bacteriophage ability to lyse bacterial cells. (societyforscience.org)
  • A bacteriophage, commonly referred to as a phage or bacterial virus, is a specialized virus that targets and infects bacterial cells. (microbiologynote.com)
  • These include regions containing prophages and prophage remnants such as the serotype-converting bacteriophage D3 and the cytotoxin-converting phage phi CTX. (eurosurveillance.org)
  • Functional domain for priming activity in the phage phi 29 terminal protein. (neb.com)
  • Highly efficient DNA synthesis by the phage phi 29 DNA polymerase. (neb.com)
  • Phage ϕIBB-PF7A is a T7-like bacteriophage capable of infecting several Pseudomonas fluorescens dairy isolates and is extremely efficient in lysing this bacterium even when growing in biofilms attached to surfaces. (biomedcentral.com)
  • Protein-primed replication of bacteriophage phi 29 DNA. (neb.com)
  • Site-directed mutagenesis in the DNA linking site of bacteriophage phi 29 terminal protein: isolation and characterization of a Ser232----Thr mutant. (neb.com)
  • Isolation and characterization of a Lactobacillus plantarum bacteriophage, Phi JL-1, from a cucumber fermentation. (ncsu.edu)
  • T4 bacteriophage is a large- sized viruses. (zoologytalks.com)
  • Helical or cylindrical symmetry- The rod shaped helical capsid of viruses which as tobacco mosaic virus (TMV), bacteriophages M13 and influenza virus, have numerous identical capsomeres arranged in a helix. (zoologytalks.com)
  • Viruses are divided into 3 types based on the type of host they attack, bacteriophages, plant viruses and animal viruses. (zoologytalks.com)
  • Phi-X174 is routinely used as a simulant for DNA viruses such as smallpox. (mdurx.com)
  • The lytic cycle, denoted scientifically as /ˈlɪtɪk/ LIT-ik, represents one of the dual pathways of viral reproduction, specifically in relation to bacterial viruses, commonly termed bacteriophages. (microbiologynote.com)
  • It is noteworthy that many bacteriophages, which are viruses that target bacteria, can alternate between the lytic and lysogenic cycles. (microbiologynote.com)
  • Detection and characterization of a lytic Pediococcus bacteriophage from the fermenting cucumber brine. (ncsu.edu)
  • Characterization of six Leuconostoc fallax bacteriophages isolated from an industrial sauerkraut fermentation. (ncsu.edu)
  • Bacteriophages are gaining traction in medical treatments targeting bacteria, food additives, surface cleaners, and water disinfectants in lieu of antibacterials due to their efficiency, relative harmlessness, and host specificity. (societyforscience.org)
  • The impact of methylcellulose on bacteriophage action against bacteria has a multitude of both laboratory and practical uses, especially because methylcellulose is nontoxic and disintegrates over time. (societyforscience.org)
  • The term "bacteriophage" is derived from the Greek words meaning "bacteria" and "to devour," aptly describing its role in the microbial world. (microbiologynote.com)
  • The phi X 174 (or ΦX174) bacteriophage is a single-stranded DNA (ssDNA) virus that infects Escherichia coli, and the first DNA-based genome to be sequenced. (wikipedia.org)
  • MS2 bacteriophage is a positive sense, single-stranded RNA virus that infects the bacterium Escherichia coli. (mdurx.com)
  • INGHAM, CJ & Smith, MCM 1992, ' TRANSCRIPTION MAP OF THE EARLY REGION OF THE STREPTOMYCES BACTERIOPHAGE PHI-C31 ', Gene , vol. 122, no. 1, pp. 77-84. (elsevierpure.com)
  • A patient allergic to antibiotics showed significant improvement after treatment with several antistaphylococcal bacteriophage preparations. (medscape.com)
  • Additional testing by Aerosol Research and Engineering Labs (ARE) has shown Molekule's air purification technology to reduce MS2 bacteriophage (a COVID-19 proxy virus) by up to 99.99 percent within two hours, taken from a filter sample. (healthcarebusinesstoday.com)
  • ISO 374-1:2016+A1:2018 replaces EN 374-1:2003 such that the chemical penetration test remains the same but chemical degradation is tested for too. (solmeglas.com)
  • In their chemical resistance guide , Shield Scientific explain that EN 16523-1:2015 + A1:2018 is used to evaluate the chemical barrier performance of a glove. (solmeglas.com)
  • 2007). Bacteriophage: Genetics and Molecular Biology , 1st ed. (bionity.com)
  • This virus is the first T7-like bacteriophage for P. fluorescens for which the genome has been determined. (biomedcentral.com)
  • 1,0μm size) and phi-X 174 bacteriophage virus (approx. (kmkristaly.hu)
  • Finally, in 1977, the first genome to be fully sequenced belonged to a bacteriophage virus[2]. (longlonglife.org)
  • Intertek has demonstrated PECO technology's ability to reduce the concentration of Phi X 174 (a proxy virus to SARS-CoV-2) by 98.7 percent in two hours. (healthcarebusinesstoday.com)
  • Structurally, a bacteriophage is characterized by its nucleic acid core, which can be either DNA or RNA, encapsulated within a protective protein coat. (microbiologynote.com)
  • The morphological features of a typical bacteriophage include a distinct head, which houses the nucleic acid, and a tail apparatus. (microbiologynote.com)
  • EN 374-2:2014 (see below) is still the basic test for assessing resistance to penetration by microorganisms according to this Shield Scientific post . (solmeglas.com)
  • EN 374-2:2014 is used to test resistance to penetration by microorganisms on the basis of AQL. (solmeglas.com)
  • EN 374-2:2003 shows that gloves' resistance to penetration by chemicals and/or microorganisms was tested for. (solmeglas.com)
  • Their resistance to penetration by blood-borne pathogens is tested using Phi-X174 bacteriophage. (solmeglas.com)
  • These results can be explained by collision theory: the proportional ability for methylcellulose to inhibit flagella and bacteriophages at increasing concentrations vary the probability a bacteriophage can attach to a suitable host. (societyforscience.org)
  • Upon encountering a suitable bacterial cell, the bacteriophage adheres to it using its tail fibers. (microbiologynote.com)
  • This study showed that phi 6 persisted for up to 2 days on the carpet, hotel room curtain, and leather coupon samples. (neha.org)
  • Bacteriophages -lactam agents within phage particles present in sewage and Diffusion of samples. (cdc.gov)
  • Samples with contamination of animal origin genes within the bacteriophages in sewage. (cdc.gov)
  • The results revealed that phi 6 could be transmitted via hotel room surfaces. (neha.org)
  • This study investigated the survival and persistence of enveloped phi 6 bacteriophages (a surrogate of SARS-CoV-2) on hotel guest room surface coupons for 30 days at 23 ± 2 °C and determined the transfer rate between fomites and hands. (neha.org)