Results 31 to 40 of about 14,614 (212)

Plasmid-based lacZalpha assay for DNA polymerase fidelity: application to archaeal family-B DNA polymerase [PDF]

open access: yes, 2009
The preparation of a gapped pUC18 derivative, containing the lacZalpha reporter gene in the single-stranded region, is described. Gapping is achieved by flanking the lacZalpha gene with sites for two related nicking endonucleases, enabling the excision ...
Bebenek   +28 more
core   +2 more sources

Thermophilic bacteria colony growth and its consequences in the food industry

open access: yesCzech Journal of Food Sciences, 2004
The growth kinetics of thermophilic bacteria Bacillus acidocaldarius (CCM 3497), Bacillus stearothermophilus (CCMI 237), Thermus aquaticus (CCM 3488), Thermus ruber (CCM 4212), and Thermus species (CCM 4199) on solid media were studied in the temperature
K. Melzoch   +4 more
doaj   +1 more source

Detection and verification of neurodegeneration after traumatic brain injury in the mouse: Immunohistochemical staining for amyloid precursor protein

open access: yesBrain Pathology, Volume 33, Issue 6, November 2023., 2023
The knockout‐validated antibody Y188 against APP (C‐terminus) can detect TBI‐induced pathology including axonal blebs in gray matter, and punctate and perivascular staining in white matter, but the widely used N‐terminal antibody 22C11 cannot. We also showed increased staining for endogenous biotin after TBI, which will be recognized by ABC when ...
Guoxiang Xiong   +8 more
wiley   +1 more source

In Vitro Selection and Characterization of a DNAzyme Probe for Diverse Pathogenic Strains of Clostridium difficile

open access: yesChemistry – A European Journal, Volume 29, Issue 36, June 27, 2023., 2023
Clostridium difficile frequently causes an infectious disease known worldwide as Clostridium difficile infection (CDI). An RNA‐cleaving fluorogenic DNAzyme was selected that does not recognize other species of bacteria but can be sensitively activated by diverse clinical strains of C. difficile.
Shuwen Qian   +4 more
wiley   +1 more source

Unconventional lateral gene transfer in extreme thermophilic bacteria [PDF]

open access: yes, 2012
Conjugation and natural competence are two major mechanisms that explain the acquisition of foreign genes throughout bacterial evolution. In recent decades, several studies in model organisms have revealed in great detail the steps involved in such ...
Carlos Bricio   +5 more
core   +4 more sources

DNA‐Methyltransferasen und AdoMet‐Analoga als Werkzeuge für die Molekularbiologie und Biotechnologie  DNA Methyltransferases and AdoMet Analogs as Tools for Molecular Biology and Biotechnology

open access: yesChemie Ingenieur Technik, Volume 95, Issue 4, Page 518-530, April 2023., 2023
Dieser Übersichtsartikel beschäftigt sich mit wichtigen Entwicklungen auf dem Gebiet der DNA‐Methyltransferasen, wobei synthetische Analoga des Cofaktors S‐Adenosyl‐L‐methionin besondere Beachtung finden. Interessante aktuelle und potentielle Anwendungsmöglichkeiten in der Molekularbiologie und Biotechnologie werden diskutiert.
Nicolas V. Cornelissen   +2 more
wiley   +1 more source

Specificity-Enhanced Hot-Start PCR: Addition of Double-Stranded DNA Fragments Adapted to the Annealing Temperature

open access: yesBioTechniques, 2000
A new method to produce hot-start conditions in PCR is described. Short double-stranded DNA fragments were found to inhibit the activity of DNA polymerases from Thermus aquaticus and Thermus flavus.
Peter Kainz   +2 more
doaj   +1 more source

Effects of oxygen and methyl viologen on Thermus aquaticus [PDF]

open access: yesJournal of Bacteriology, 1988
Under increased oxygen tensions, Thermus aquaticus exhibited a lag period in growth of 80 min, during which the specific activities of catalase, peroxidase, and superoxide dismutase increased. Methyl viologen increased the lag period, decreased the maximum population density, increased cell lysis, and induced catalase and superoxide dismutase.
openaire   +3 more sources

A thermostable sequence-specific endonuclease from Thermus aquaticus. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1977
A sequence-specific endonuclease, Taq I, of novel specificity has been partially purified from an extreme thermophile, Thermus aquaticus. The enzyme cleaves bacteriophage lambda DNA at many (greater than 30) sites and bacteriophage psiX174 RF DNA at 10 sites. The enzyme is active at temperatures up to 70 degrees.
J I Harris, C A Hutchinson rd, S Sato
openaire   +3 more sources

DNA Polimerase sebagai Model Kajian Biomolekul Enzim Termostabil Isolat Lokal

open access: yesJurnal Kimia Sains dan Aplikasi, 2000
Ekstremozim merupakan bahan kajian penelitian yang banyak dilakukan dalam dekade terakhir. Enzim ini merupakan biokatalis yang sangat efektif digunakan dalam proses industri.
Agustina L. N. Aminin   +2 more
doaj   +1 more source

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