Category: Lab Notes: Microbiology
Helicobacter pylori Strain 26695 Vs Helicobacter pylori Strain P12
Criteria H. pylori Strain 26695 H. pylori Strain P12 Remarks Origin Isolated from a patient with gastritis in the UK…
Helicobacter pylori Strain J99
Helicobacter pylori strain J99 is a clinically significant and genetically well-characterized strain that was isolated from a middle-aged American male…
Helicobacter pylori Strain 26695
Helicobacter pylori strain 26695 is one of the most widely studied and referenced strains in the field of microbiology and…
Helicobacter pylori Strain P12
The Helicobacter pylori P12 strain is a well-characterized clinical isolate that has become a standard model for investigating the molecular…
Helicobacter pylori strains
Helicobacter pylori is a highly diverse gastric pathogen that colonizes roughly half of the world’s population. Its infection is typically…
Co-evolution of Helicobacter pylori and Modern Humans
Helicobacter pylori is a Gram-negative, spiral-shaped bacterium that colonizes the human stomach and is known for its role in gastritis,…
How Targeting CagA can Interrupt Helicobacter pylori Pathogenesis
CagA (Cytotoxin-associated gene A) is a key virulence factor that transforms H. pylori from a simple colonizer into a highly…
trp Promoter
The trp promoter is a naturally occurring promoter derived from the tryptophan (trp) operon of Escherichia coli, which controls genes…
Phosphorylation-Dependent Vs Phosphorylation-Independent Functions of CagA
Criteria Phosphorylation-Dependent CagA Function Phosphorylation-Independent CagA Function Remarks Molecular Basis Relies on phosphorylation at EPIYA motifs by host Src and…
T7 Lysozyme
T7 lysozyme is a bacteriophage-encoded protein that serves a dual role: it functions both as a lytic enzyme during the…
BL21 Vs BL21(DE3) Vs BL21(DE3)pLysS
Criteria BL21 BL21(DE3) BL21(DE3)pLysS Remarks Genetic Background Wild-type E. coli B strain derivative BL21 containing the λDE3 lysogen, which harbors…
BL21(DE3)pLysS vs. BL21(DE3) CodonPlus
Criteria BL21(DE3)pLysS BL21(DE3) CodonPlus Remarks Genetic Background Derivative of E. coli BL21(DE3) containing the pLysS plasmid Derivative of BL21(DE3) engineered…
T7 RNA Polymerase
T7 RNA polymerase is a highly specific and efficient RNA polymerase derived from bacteriophage T7, widely used in molecular biology…
In Vitro T7 Transcription System
The in vitro T7 transcription system is a widely used tool in molecular biology that harnesses the powerful and specific…
pLysS System Vs pLysE System
Criteria pLysS System pLysE System Remarks Encoded Protein T7 Lysozyme (low expression level) T7 Lysozyme (high expression level) Both express…