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R7647

Sigma-Aldrich

Random Nonamers

for use as primers in cDNA synthesis, 50 μM in H2O

Synonym(s):

Oligodeoxynucleotides

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About This Item

UNSPSC Code:
41105500
NACRES:
NA.31

grade

for molecular biology

form

liquid

usage

0.1 mL sufficient for 100 RT-PCR reactions

concentration

50 μM in H2O

shipped in

wet ice

storage temp.

−20°C

General description

Random Nonamers are random sequences of nine deoxyribonucleotides (9-mers) used to prime mRNA, with or without a poly(A) tail. Random nonamers may be used as universal, non-specific primers.

Application

Random Nonamers are suitable for:
  • First-strand cDNA synthesis
  • Preparing cDNA libraries (with oligo (dT) primers
  • Prepare labeled DNA probes for hybridizations

Features and Benefits

  • When preparing cDNA libraries or dealing with situations where specific primers are not suitable, the random nonamers can be combined with anchored oligo (dT)23 primers (Product No. O4387).
  • In cases of incomplete or missing sequence information, or when specific primers are not effective, the random nonamers offer a solution for cDNA library preparation.
  • The random nonamers′ priming capability at higher temperatures (up to 65°C) is reduced, ensuring that they do not interfere with polymerase chain reaction(PCR) following transcription.
  • Randomnonamers can also be used to prepare labeled DNA probes for hybridizationstudiesRandom nonamers serve as alternatives to specific reverse transcription (RT) primers for first-strand synthesis, cDNA library construction, and other applications.

Components

Random Nonamers are provided as a 50 uM solution in water.

Other Notes

For laboratory use only. Not for drug, household, or other uses.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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P Goelet et al.
Proceedings of the National Academy of Sciences of the United States of America, 79(19), 5818-5822 (1982-10-01)
Oligonucleotide primers have been used to generate a cDNA library covering the entire tobacco mosaic virus (TMV) RNA sequence. Analysis of these clones has enabled us to complete the viral RNA sequence and to study its variability within a viral
Sambrook, J., et al.
Molecular Cloning: A Laboratory Manual, 10-10 (1989)
E M Brooks et al.
BioTechniques, 19(5), 806-812 (1995-11-01)
The secondary structure in mRNA is essential for many processes, but it can present a technical problem in making full-length cDNA with reverse transcriptases. Furthermore, different reverse transcriptases have differing abilities to transcribe through regions with secondary structure, which can
Hsiao-Wen Lin et al.
Journal of neurochemistry, 111(3), 808-818 (2009-08-29)
Interleukin-6 (IL-6) is produced by neurons, astrocytes, and microglia, and elevated levels of IL-6 within the CNS have been documented in multiple neurological disorders including Alzheimer's disease, stroke, epilepsy, attention deficit disorder, cerebral palsy, and multiple sclerosis. Here, we sought
Karan J Abraham et al.
Nature, 585(7824), 298-302 (2020-07-17)
Proteins are manufactured by ribosomes-macromolecular complexes of protein and RNA molecules that are assembled within major nuclear compartments called nucleoli1,2. Existing models suggest that RNA polymerases I and III (Pol I and Pol III) are the only enzymes that directly
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