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  1. Promoters

    Type
    Guide
    ...interest is expressed. Summary Promoters are about 100-1000 base pairs long and are adjacent and typically upstream...the other hand, the process in eukaryotes is much more complex. Eukaryotes require a minimum of seven transcription...actually begins. Only eukaryotes and archaea, however, contain this TATA box. Most prokaryotes contain a sequence...are common in prokayotes, specifically bacteria, but have also been discovered in eukaryotes. Operons consist...binding is very different in bacteria compared to eukaryotes. In bacteria, the core RNA polymerase requires...Transcription is tightly controlled in both bacteria and eukaryotes. Promoters are controlled by various DNA regulatory...promoter also contains transcription factor binding sites, but mostly contains regulatory elements. Eukaryotic...
  2. Molecular Biology Reference

    Type
    Guide
    ...fluorescent signal. Sanger can sequence approximately 500-1000 bases downstream of the known primer region with...of DNA, or templates, are spatially separated from each other. These attached DNA templates are then amplified...Alternative start codons include CUG in eukaryotes and GUG in prokaryotes. Common Epitope Tags Tag Amino Acid...DNA. Although they can be found in archaea and eukaryotes, they play the most significant biological role...fragment with a plasmid or vector DNA backbone generates a recombinant DNA molecule, which can be used ...of DNA which contains several restriction enzyme sites, enabling easy insertion of DNA by restriction enzymes...the promoter. As a general rule, the restriction sites in the MCS are unique and not located elsewhere ...
  3. Antibody Guide

    Type
    Guide
    ...sonication to break DNA up into fragments of 300-1000 bps in length. Note: This sonication process may...response has developed, the antibodies are collected, tested against the antigen, packaged, and sold. This is...immortalized B cells). The genetic reorganization that creates variety in the antibody allowing for their extreme...class therefore has a valency, or number of binding sites available per antibody unit, which is typically ...multiplied by two, as each antibody has two binding sites. Isotype Description Configuration and Valency Subclasses...Monomer with a valency of 2 IgE Protects against parasites and is responsible for driving allergic reactions...in the lab. Check for and record any expiration dates. Buffers Buffers are a concern for conjugating and...
  4. CRISPR Guide

    Type
    Guide
    ...Gene and Genome Editing , 3–4 , 100013. DOI: 10.1016/j.ggedit.2022.100013 Zetsche, B., Gootenberg, J. S....interesting adaptive immune response that detects and eliminates foreign DNA, which scientists have modified for... used for small precision edits. NHEJ directly ligates the break ends without the need for a homologous...large genomic deletions or inversions with two gRNA sites on the same chromosome. Most multiplex systems enable...most gRNA targeting sequences will have additional sites of partial homology throughout the genome, called...Directed Repair (HDR) Figure 4: Overview of HDR HDR generates specific genomic edits by copying from a DNA donor...mutation, while whole plasmid or linear dsDNA templates work better for large edits or insertions. When...
Showing: 1 - 4 of 4 results