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Nucleic Acid Molecular Weight Markers

Individual or ladder series of specific length molecular weight markers for use as approximate sizing standards in nucleic acid electrophoresis; available preformulated in loading buffer, prestained, unstained, and customized.
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121 – 135 of 448 results
121

Promega φX174 DNA/HaeIII Conventional DNA Digest Marker

Eleven phenol-extracted, ethanol-precipitated DNA fragments ranging in size from 72bp to 1,353bp.

122

Promega φX174 DNA/HinfI Markers Conventional DNA Digest Marker

This conventional DNA digest marker is generated by ΦX174 DNA digested to completion with HinfI to create 20 ethanol-precipitated DNA fragments ranging in size from 24bp to 726bp.

123

Promega™-Markers™ Lambda Ladder

50-1,000kb; 20 bands. Concatamer of lambda phage DNA. Embedded in dye-colored, 1% agarose string molds in 50mM EDTA at 0.5ug/5mm.

124

Promega RNA Markers

RNA Markers consist of a ladder of 9 RNA transcripts synthesized in vitro from specific templates. Sizes: 281, 623, 955, 1,383, 1,908, 2,604, 3,638, 4,981 and 6,583 bases.

125

Promega 200bp DNA Step Ladder Molecular Weight Marker for Electrophoresis

Thirty-three blunt-ended DNA fragments ranging from 200bp to 6,600bp in 200bp increments. The 1,000bp band appears more intense than all other bands.

126

Promega Lambda DNA

Generates molecular weight size markers used in gel analysis of nucleic acids; nucleotide sequence has been determined.

127

Lonza™ DNA Ladders

Each band has 50% GC content for precise sizing and sharp resolution

Form Liquid
Product Type DNA Molecular Weight Marker/Ladder
Formulation Supplied at various concentrations in TE Buffer and each includes a vial of 6X Sample Loading Buffer 1mL total volume 15% w/v Ficoll 400, 0.06% w/v Bromophenol Blue, 0.06% w/v Xylene cyanol FF, 30mM EDTA
Storage Requirements 2° to 8°C
For Use With (Application) Size determination of DNA samples
128

Lonza™ SimplyLoad™ DNA Ladders

Ready-to-load markers contain loading buffer to save time and pipetting steps

Form Liquid
Product Type DNA Molecular Weight Marker/Ladder
Formulation 50% GC content
Quantity 500 μL
Storage Requirements 2° to 8°C
Shelf Life 6 Months
For Use With (Application) Gel electrophoresis
129

Lonza™ FlashGel™ System RNA Marker

Consists of RNA transcripts 0.5 to 9kbp

130

Promega Lambda DNA/EcoRI + HindIII Conventional DNA Digest Marker

Created by digesting lambda DNA to completion with EcoRI and HindIII to generate 13 fragments of 125-21,226bp.

131

Promega 10bp DNA Step Ladder Molecular Weight Marker for Electrophoresis

Ten blunt-ended DNA fragments ranging from 10bp to 100bp in exactly 10bp increments

132

Promega 100bp DNA Step Ladder Molecular Weight Marker for Electrophoresis

Forty blunt-ended DNA fragments ranging from 100bp to 4,000bp in 100bp increments.

133

Promega 1kb DNA Ladder Molecular Weight Marker

13 blunt-end fragments from 250bp to 10,000bp.

134

Promega 1kb DNA Step Ladder Molecular Weight Marker for Electrophoresis

Ten blunt-ended DNA fragments ranging from 1kb to 10kb in 1kb increments.

135

Innovating Science™ Agarose Dye Marker Set
SCI_ED

Gets student accustomed to the electrophoresis process without using expensive DNA.