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D9156

Sigma-Aldrich

Deoxyribonucleic acid, single stranded from salmon testes

For hybridization

Synonyme(s) :

single-stranded template DNA

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About This Item

Numéro CAS:
68938-01-2
Numéro MDL:
MFCD00130921
Code UNSPSC :
41106310
eCl@ss :
32160414
Nomenclature NACRES :
NA.52

Source biologique

fish testis (salmon)

Niveau de qualité

200

Qualité

for molecular biology

Pureté

9-11 mg/mL (DNA concentration)

Forme

solution

Concentration

10 mg/mL in H2O

Conditions d'expédition

dry ice

Température de stockage

−20°C

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Catégories apparentées

Description générale

A ready-to-use solution of high quality single-stranded template DNA isolated from the testes of salmon. The solution is supplied at a concentration of 9 - 12 mg/ml .

Application

Deoxyribonucleic acid, single stranded from salmon testes is suitable for use as a blocking agent in Southern hybridizations. It was used for in situ hybridization histochemistry of bone marrow biopsy samples and human blood monocyte subpopulations.
Many factors contribute to the signal-to-noise ratio in nucleic acid hybridizations. These factors include the presence of solvent (formamide), hybridization temperature, length of hybridization, volume of hybridization solution, degree and method of agitation, use of blocking reagents, concentration and specific activity of the probe, use of molecular agents to increase the rate of nucleic acid reassociation, and the degree of stringency used during the washing of the membrane.

In order to decrease any non-specific hybridization of the probe to a substrate, blocking agents must be used. Generally, a combination of blocking reagent, detergent, and denatured, fragmented DNA is used to accomplish this. Sigma offers sonicated, denatured DNA from a variety of species for use as a blocking agent in Northern and Southern blotting and other nucleic acid hybridization techniques.

Notes préparatoires

This DNA is ethanol precipitated and sonicated to produce single-stranded fragments which comigrate with the 587 and 831 base pair marker fragments.

Autres remarques

DNA in solution will reanneal on standing at room temperature so it is recommended to boil the solution for 10 minutes and then cool on ice for at least 5 minutes prior to use.

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C7594

Casein Blocking Buffer, for Northern and Southern blotting, powder blend

15356

Blotting-Nylon 66 membranes, type B, positive, for Northern and Southern blotting

31149

Deoxyribonucleic acid, low molecular weight from salmon sperm

GE27-4565-01

Salmon Testes Sonicated DNA, Cytiva 27-4565-01, pack of 1 ea

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)

Certificats d'analyse (COA)

Recherchez un Certificats d'analyse (COA) en saisissant le numéro de lot du produit. Les numéros de lot figurent sur l'étiquette du produit après les mots "Lot" ou "Batch".

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H W Ziegler-Heitbrock et al.
Blood, 79(2), 503-511 (1992-01-15)
Cytokine expression was analyzed in CD14++ regular monocytes and in the novel subset of CD14+/CD16+ small monocytes. Biologic activity for tumor necrosis factor (TNF), interleukin-1 (IL-1), and IL-6 in the supernatant of elutriator-enriched, cell sorter-purified small monocytes was about 10-fold
J W Said et al.
Blood, 90(11), 4278-4282 (1997-12-31)
We have recently demonstrated the presence of Kaposi's sarcoma-associated herpesvirus (KSHV) in cultured bone marrow (BM) stromal dendritic cells from all patients with myeloma studied. To show that these findings were not an artifact of tissue culture, we performed in
Marion Herbette et al.
PLoS genetics, 17(7), e1009662-e1009662 (2021-07-07)
Segregation Distorter (SD) is a male meiotic drive system in Drosophila melanogaster. Males heterozygous for a selfish SD chromosome rarely transmit the homologous SD+ chromosome. It is well established that distortion results from an interaction between Sd, the primary distorting
Manolis Kellis et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(17), 6131-6138 (2014-04-23)
With the completion of the human genome sequence, attention turned to identifying and annotating its functional DNA elements. As a complement to genetic and comparative genomics approaches, the Encyclopedia of DNA Elements Project was launched to contribute maps of RNA
Zachary D Smith et al.
Nature, 511(7511), 611-615 (2014-08-01)
In mammals, cytosine methylation is predominantly restricted to CpG dinucleotides and stably distributed across the genome, with local, cell-type-specific regulation directed by DNA binding factors. This comparatively static landscape is in marked contrast with the events of fertilization, during which
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