The event of CRISPR-based editors recognizing distinct protospacer adjoining motifs (PAMs), or having completely different spacer size/construction necessities broadens the vary of attainable genomic functions.
We evaluated the pure and engineered variants of Cas12a (FnCas12a and LbCas12a) and Cas9 for his or her capability to induce mutations in endogenous genes controlling necessary agronomic traits in wheat.
In contrast to FnCas12a, LbCas12a induced mutations within the wheat genome, though with a decrease fee than that reported for SpCas9. The eight-fold enchancment within the gene enhancing effectivity was achieved for LbCas12a through the use of the guides flanked by ribozymes and pushed by the RNA polymerase II promoter from switchgrass.
The effectivity of multiplexed genome enhancing (MGE) utilizing LbCas12a was principally just like that obtained utilizing the simplex RNA guides, and confirmed substantial enhance after subjecting transgenic crops to high-temperature therapy.
We efficiently utilized LbCas12a-MGE for producing heritable mutations in a gene controlling grain measurement and weight in wheat. We confirmed that the vary of editable loci within the wheat genome may very well be additional expanded through the use of the engineered variants of Cas12a (LbCas12a-RVR) and Cas9 (Cas9-NG and xCas9) that acknowledge the TATV and NG PAMs, respectively, with the Cas9-NG displaying larger enhancing effectivity on the targets with atypical PAMs in comparison with xCas9.
In conclusion, our examine studies a set of validated pure and engineered variants of Cas12a and Cas9 editors for focusing on loci within the wheat genome not amenable to modification utilizing the unique SpCas9 nuclease.
Genome engineering and illness modeling through programmable nucleases for insulin gene remedy; guarantees of CRISPR/Cas9 expertise
Focused genome enhancing is a regularly evolving expertise using programmable nucleases to particularly change, insert, or take away a genomic sequence of curiosity.
These superior molecular instruments embody meganucleases, zinc finger nucleases, transcription activator-like effector nucleases and RNA-guided engineered nucleases (RGENs), which create double-strand breaks at particular goal websites within the genome, and restore DNA both by homologous recombination within the presence of donor DNA or through the error-prone non-homologous end-joining mechanism.
A not too long ago found group of RGENs often known as CRISPR/Cas9 gene-editing methods allowed exact genome manipulation revealing a causal affiliation between illness genotype and phenotype, with out the necessity for the reengineering of the precise enzyme when focusing on completely different sequences. CRISPR/Cas9 has been efficiently employed as an ex vivo gene-editing device in embryonic stem cells and patient-derived stem cells to grasp pancreatic beta-cell improvement and performance.
RNA-guided nucleases additionally open the way in which for the technology of novel animal fashions for diabetes and permit testing the effectivity of assorted therapeutic approaches in diabetes, as summarized and exemplified on this manuscript.
Technology of Brachyury-mCherry knock-in reporter human pluripotent stem cell line (SNUe003-A-2) utilizing CRISPR/CAS9 nuclease
Brachyury is an embryonic nuclear transcription issue required for mesoderm formation and differentiation. Right here, we launched an mCherry reporter into the C-terminus of Brachyury within the human pluripotent stem cell line SNUhES3 utilizing the CRISPR/Cas9 nuclease strategy.
Profitable gene enhancing was verified by DNA sequencing. SNUhES3-Brachyury-mCherry cells expressed pluripotent stem cell markers, exhibited a standard karyotype, and will generate all three germ layers. This cell line expressed the purple fluorescence protein mCherry upon the induction of mesoderm differentiation.
This reporter cell line may very well be used to watch mesodermal inhabitants enrichment throughout mesodermal differentiation.
Software of CRISPR/Cas9 Nuclease in Amphioxus Genome Modifying
The cephalochordate amphioxus is a promising animal mannequin for finding out the origin of vertebrates resulting from its key phylogenetic place amongst chordates.
Though transcription activator-like effector nucleases (TALENs) have been adopted in amphioxus genome enhancing, its labor-intensive development of TALEN proteins limits its utilization in lots of laboratories.
Right here we reported an software of the CRISPR/Cas9 system, a extra amenable genome enhancing methodology, on this group of animals.
Our information confirmed that whereas co-injection of Cas9 mRNAs and sgRNAs into amphioxus unfertilized eggs prompted no detectable mutations at focused loci, injections of Cas9 mRNAs and sgRNAs on the two-cell stage, or of Cas9 protein and sgRNAs earlier than fertilization, can execute environment friendly disruptions of focused genes.
Among the many 9 examined sgRNAs (focusing on 5 genes) co-injected with Cas9 protein, seven launched mutations with effectivity starting from 18.4% to 90% and 4 prompted particular phenotypes within the injected embryos. We additionally demonstrated that monomerization of sgRNAs through thermal therapy or modifying the sgRNA construction may enhance mutation efficacies.
Our examine won’t solely promote software of genome enhancing methodology in amphioxus analysis, but additionally present invaluable experiences for different organisms by which the CRISPR/Cas9 system has not been efficiently utilized.
Exact Modifying of the OsPYL9 Gene by RNA-Guided Cas9 Nuclease Confers Enhanced Drought Tolerance and Grain Yield in Rice ( Oryza sativa L.) by Regulating Circadian Rhythm and Abiotic Stress Responsive Proteins
Abscisic acid (ABA) is concerned in regulating drought tolerance, and pyrabactin resistance-like (PYL) proteins are often known as ABA receptors. To elucidate the position of one of many ABA receptors in rice, OsPYL9 was mutagenized by means of CRISPR/Cas9 in rice.
Homozygous and heterozygous mutant crops missing any off-targets and T-DNA had been screened primarily based on site-specific sequencing and used for morpho-physiological, molecular, and proteomic evaluation.
Mutant strains seem to build up larger ABA, antioxidant actions, chlorophyll content material, leaf cuticular wax, and survival fee, whereas a decrease malondialdehyde stage, stomatal conductance, transpiration fee, and vascular bundles happen underneath stress circumstances.
Proteomic evaluation discovered a complete of 324 differentially expressed proteins (DEPs), out of which 184 and 140 had been up and downregulated, respectively. The OsPYL9 mutants confirmed a rise in grain yield underneath each drought and properly watered subject circumstances.
Many of the DEPs associated to circadian clock rhythm, drought response, and reactive oxygen species had been upregulated within the mutant crops.
Kyoto Encyclopedia of Genes and Genomes (KEGG) evaluation revealed that DEPs had been solely concerned in circadian rhythm and Gene Ontology (GO) evaluation confirmed that a lot of the DEPs had been concerned in response to abiotic stimulus, and abscisic acid-activated signaling pathways.
Protein GIGANTEA, Adagio-like, and Pseudo-response regulator proteins confirmed larger interplay in protein-protein interplay (PPI) community.
Thus, the general outcomes confirmed that CRISPR/Cas9-generated OsPYL9 mutants have potential to enhance each drought tolerance and the yield of rice.
Cas9 Nuclease Protein |
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MBS4156497-0008mg | MyBiosource | 0.008mg | EUR 200 |
Cas9 Nuclease Protein |
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MBS4156497-5x0008mg | MyBiosource | 5x0.008mg | EUR 595 |
Cas9 Nuclease Protein |
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MBS4156512-004mg | MyBiosource | 0.04mg | EUR 230 |
Cas9 Nuclease Protein |
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MBS4156512-5x004mg | MyBiosource | 5x0.04mg | EUR 710 |
Cas9 Nuclease Lentivirus |
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K003 | ABM | 300 µl, 10^7 IU/ml, Titer: 10^7 IU/ml | EUR 315 |
Description: N/A |
Cas9 Nuclease Adenovirus |
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K004 | ABM | 1.0 ml, 10^6 pfu/ml, Titer: 10^6 pfu/ml | EUR 315 |
Description: N/A |
Cas9 Nuclease - 400µg - 1,600 ng/µl |
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3276-(HC) | Intact Genomics | 1/EA | EUR 678 |
Cas9 Nuclease NLS Protein |
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K030 | ABM | 8.0 µg (50pmol) Volume: 50µL | EUR 40 |
Description: The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/Cas9 system is the latest RNA-guided, endonuclease tool in genome editing which allows for very specific genomic disruption and replacement. ;;The Cas9 nuclease serves to unwind the genomic DNA duplex next to conserved protospacer adjacent motifs (PAMs) and homes in on its target sequence, which is recognized by a complementary single-guide RNA. The resulting double-stranded break gets repaired by the non-homologous end joining (NHEJ) pathway, leading to a disruption in the open reading frame of the targeted gene. Alternatively, by supplying a suitable repair template, virtually any desired point mutation can be introduced at the break point via homology-directed repair (HDR).;;The Cas9 nuclease from the bacteria Streptococcus pyogenes, abbreviated spCas9, is the most commonly used Cas9 variant. The reason for spCas9 popularity is two-fold. First the spCas9 PAM sequence is 5’-NGG, which is highly abundant in the genome allowing virtually any gene to be targeted. The spCas9 enzyme also has on average a higher efficiency in vivo compared to other variants. Cas9 Nuclease NLS contains a SV40 T antigen nuclear localization sequence (NLS) on the C-terminus of the protein. |
Cas9 Nuclease NLS Protein |
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MBS4160529-004mg | MyBiosource | 0.04mg | EUR 195 |
Cas9 Nuclease NLS Protein |
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MBS4160529-5x004mg | MyBiosource | 5x0.04mg | EUR 640 |
Cas9 Nuclease NLS Protein |
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MBS4160530-02mg | MyBiosource | 0.2mg | EUR 330 |
Cas9 Nuclease NLS Protein |
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MBS4160530-5x02mg | MyBiosource | 5x0.2mg | EUR 1245 |
Cas9 Nuclease NLS Protein |
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MBS4156498-0008mg | MyBiosource | 0.008mg | EUR 200 |
Cas9 Nuclease NLS Protein |
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MBS4156498-5x0008mg | MyBiosource | 5x0.008mg | EUR 595 |
Cas9 Nuclease NLS Protein |
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MBS4156513-004mg | MyBiosource | 0.04mg | EUR 230 |
Cas9 Nuclease NLS Protein |
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MBS4156513-5x004mg | MyBiosource | 5x0.04mg | EUR 710 |
Cas9 Nuclease - 80µg - 1,600 ng/µl |
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3273-(HC) | Intact Genomics | 1/EA | EUR 226.8 |
Cas9 Nuclease Lentiviral Vector |
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K002 | ABM | 10 ug | EUR 135 |
Description: N/A |
Cas9 Nuclease GFP NLS Protein |
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K048 | ABM | 9.5 µg (50pmol) Volume: 50µL | EUR 55 |
Description: The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/Cas9 system is the latest RNA-guided, endonuclease tool in genome editing which allows for very specific genomic disruption and replacement. ;The Cas9 nuclease serves to unwind the genomic DNA duplex next to conserved protospacer adjacent motifs (PAMs) and homes in on its target sequence, which is recognized by a complementary single-guide RNA. The resulting double-stranded break gets repaired by the non-homologous end joining (NHEJ) pathway, leading to a disruption in the open reading frame of the targeted gene. Alternatively, by supplying a suitable repair template, virtually any desired point mutation can be introduced at the break point via homology-directed repair (HDR). ;The Cas9 from the bacteria Streptococcus pyogenes, abbreviated spCas9, is the most commonly used Cas9 variant. ;The fusion of Cas9 Nuclease NLS to GFP allows for visual confirmation of transfection as well as subsequent verification of Cas9 clearance from the cells. Cas9 Nuclease-GFP can also be used for FACS applications and screening. Cas9 Nuclease-GFP NLS contains a SV40 T antigen nuclear localization sequence (NLS) on the C-terminus of the protein. Our Cas9-GFP proteins have the Enhanced green fluorescent protein (eGFP). |
Cas9 Nuclease GFP NLS Protein |
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MBS4156509-00095mg | MyBiosource | 0.0095mg | EUR 210 |
Cas9 Nuclease GFP NLS Protein |
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MBS4156509-5x00095mg | MyBiosource | 5x0.0095mg | EUR 630 |
Cas9 Nuclease GFP NLS Protein |
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MBS4156524-004mg | MyBiosource | 0.04mg | EUR 275 |
Cas9 Nuclease GFP NLS Protein |
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MBS4156524-5x004mg | MyBiosource | 5x0.04mg | EUR 915 |
Cas9 Nuclease Non-Viral Vector |
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K095 | ABM | 10 μg, Titer: N/A | EUR 135 |
Description: N/A |
Cas9 Nuclease NLS Protein (Lyophilized) |
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K150 | ABM | 40µg (250pmol) | EUR 80 |
Description: The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/Cas9 system is the latest RNA-guided, endonuclease tool in genome editing which allows for very specific genomic disruption and replacement. The Cas9 nuclease serves to unwind the genomic DNA duplex next to conserved protospacer adjacent motifs (PAMs) and homes in on its target sequence, which is recognized by a complementary single-guide RNA. The resulting double-stranded break gets repaired by the non-homologous end joining (NHEJ) pathway, leading to a disruption in the open reading frame of the targeted gene. Alternatively, by supplying a suitable repair template, virtually any desired point mutation can be introduced at the break point via homology-directed repair (HDR).The Cas9 nuclease from the bacteria Streptococcus pyogenes, abbreviated spCas9, is the most commonly used Cas9 variant. The reason for spCas9 popularity is two-fold. First the spCas9 PAM sequence is 5’-NGG, which is highly abundant in the genome allowing virtually any gene to be targeted. The spCas9 enzyme also has on average a higher efficiency in vivo compared to other variants. Cas9 Nuclease NLS contains a SV40 T antigen nuclear localization sequence (NLS) on the C-terminus of the protein. |
Cas9 Nuclease NLS Protein (Lyophilized) |
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K151 | ABM | 200 µg (1.25 nmol) | EUR 295 |
Description: The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/Cas9 system is the latest RNA-guided, endonuclease tool in genome editing which allows for very specific genomic disruption and replacement. The Cas9 nuclease serves to unwind the genomic DNA duplex next to conserved protospacer adjacent motifs (PAMs) and homes in on its target sequence, which is recognized by a complementary single-guide RNA. The resulting double-stranded break gets repaired by the non-homologous end joining (NHEJ) pathway, leading to a disruption in the open reading frame of the targeted gene. Alternatively, by supplying a suitable repair template, virtually any desired point mutation can be introduced at the break point via homology-directed repair (HDR).The Cas9 nuclease from the bacteria Streptococcus pyogenes, abbreviated spCas9, is the most commonly used Cas9 variant. The reason for spCas9 popularity is two-fold. First the spCas9 PAM sequence is 5’-NGG, which is highly abundant in the genome allowing virtually any gene to be targeted. The spCas9 enzyme also has on average a higher efficiency in vivo compared to other variants. Cas9 Nuclease NLS contains a SV40 T antigen nuclear localization sequence (NLS) on the C-terminus of the protein. |
Cas9 Nuclease Protein (High Concentration) |
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K108 | ABM | 40 µg (250pmol) Volume: 25µL | EUR 80 |
Description: The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/Cas9 system is the latest RNA-guided, endonuclease tool in genome editing which allows for very specific genomic disruption and replacement. ;;The Cas9 nuclease serves to unwind the genomic DNA duplex next to conserved protospacer adjacent motifs (PAMs) and homes in on its target sequence, which is recognized by a complementary single-guide RNA. The resulting double-stranded break gets repaired by the non-homologous end joining (NHEJ) pathway, leading to a disruption in the open reading frame of the targeted gene. Alternatively, by supplying a suitable repair template, virtually any desired point mutation can be introduced at the break point via homology-directed repair (HDR).;;The Cas9 nuclease from the bacteria Streptococcus pyogenes, abbreviated spCas9, is the most commonly used Cas9 variant. The reason for spCas9 popularity is two-fold. First the spCas9 PAM sequence is 5’-NGG, which is highly abundant in the genome allowing virtually any gene to be targeted. The spCas9 enzyme also has on average a higher efficiency in vivo compared to other variants. |
Cas12a Nuclease |
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3373 | Intact Genomics | 80µg(1600ng/µl) | EUR 123.2 |
Cas12a Nuclease |
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3376 | Intact Genomics | 400µg(1600ng/µl) | EUR 420 |
Cas9 Nuclease NLS Protein (High Concentration) |
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K130 | ABM | 40 µg (250pmol) Volume: 25µL | EUR 80 |
Description: The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/Cas9 system is the latest RNA-guided, endonuclease tool in genome editing which allows for very specific genomic disruption and replacement. ;;The Cas9 nuclease serves to unwind the genomic DNA duplex next to conserved protospacer adjacent motifs (PAMs) and homes in on its target sequence, which is recognized by a complementary single-guide RNA. The resulting double-stranded break gets repaired by the non-homologous end joining (NHEJ) pathway, leading to a disruption in the open reading frame of the targeted gene. Alternatively, by supplying a suitable repair template, virtually any desired point mutation can be introduced at the break point via homology-directed repair (HDR).;;The Cas9 nuclease from the bacteria Streptococcus pyogenes, abbreviated spCas9, is the most commonly used Cas9 variant. The reason for spCas9 popularity is two-fold. First the spCas9 PAM sequence is 5’-NGG, which is highly abundant in the genome allowing virtually any gene to be targeted. The spCas9 enzyme also has on average a higher efficiency in vivo compared to other variants. Cas9 Nuclease NLS contains a SV40 T antigen nuclear localization sequence (NLS) on the C-terminus of the protein. |
IG® sgRNA Synthesis Kit for Cas9 Nuclease |
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3203 | Intact Genomics | 10RNS(20µlRXNVolume) | EUR 175.2 |
Cas9 Nuclease GFP NLS Protein (High Concentration) |
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K148 | ABM | 47µg (250pmol) Volume: 25µL | EUR 155 |
Description: The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/Cas9 system is the latest RNA-guided, endonuclease tool in genome editing which allows for very specific genomic disruption and replacement. ;The Cas9 nuclease serves to unwind the genomic DNA duplex next to conserved protospacer adjacent motifs (PAMs) and homes in on its target sequence, which is recognized by a complementary single-guide RNA. The resulting double-stranded break gets repaired by the non-homologous end joining (NHEJ) pathway, leading to a disruption in the open reading frame of the targeted gene. Alternatively, by supplying a suitable repair template, virtually any desired point mutation can be introduced at the break point via homology-directed repair (HDR). ;The Cas9 from the bacteria Streptococcus pyogenes, abbreviated spCas9, is the most commonly used Cas9 variant. ;The fusion of Cas9 Nuclease NLS to GFP allows for visual confirmation of transfection as well as subsequent verification of Cas9 clearance from the cells. Cas9 Nuclease-GFP can also be used for FACS applications and screening. Cas9 Nuclease-GFP NLS contains a SV40 T antigen nuclear localization sequence (NLS) on the C-terminus of the protein. Our Cas9-GFP proteins have the Enhanced green fluorescent protein (eGFP). |
GMP GENPower™ NLS-Cas9 Nuclease |
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GMP-CA9S18 | ACROBIOSYSTEMS | 5mg | EUR 7946.1 |
Description: CRISPR (clustered regularly interspaced short palindromic repeat) is an adaptive immune system that provides protection against mobile genetic elements (viruses, transposable elements and conjugative plasmids),CRISPR clusters contain spacers, sequences co |
GMP GENPower™ NLS-Cas9 Nuclease |
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GMP-CA9S18-25mg | ACROBIOSYSTEMS | 2.5mg | EUR 7946.1 |
Description: CRISPR (clustered regularly interspaced short palindromic repeat) is an adaptive immune system that provides protection against mobile genetic elements (viruses, transposable elements and conjugative plasmids),CRISPR clusters contain spacers, sequences co |
GMP GENPower™ NLS-Cas9 Nuclease |
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GMP-CA9S18-5mg | ACROBIOSYSTEMS | 5mg | EUR 15238.2 |
Description: CRISPR (clustered regularly interspaced short palindromic repeat) is an adaptive immune system that provides protection against mobile genetic elements (viruses, transposable elements and conjugative plasmids),CRISPR clusters contain spacers, sequences co |
Cas9 Null Nuclease: EF1-hspCas9-DM-H1-gRNA NullNuclease vector |
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CAS805A-1 | SBI | 10 ug | EUR 724 |
S1 Nuclease |
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E1335-01 | EURx | 10000U | EUR 43.6 |
Description: Non-specific endonuclease, active primarily on single-stranded DNA and RNA |
S1 Nuclease |
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E1335-02 | EURx | 50000U | EUR 168.95 |
Description: Non-specific endonuclease, active primarily on single-stranded DNA and RNA |
Nuclease AWAY |
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A6257-100ML | Biomatik Corporation | 100ML | EUR 22 |
Description: Biotechnology |
Nuclease AWAY |
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A6257-500ML | Biomatik Corporation | 500ML | EUR 88 |
Description: Biotechnology |
OMNI Nuclease |
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E1120-01 | EURx | 20000U | EUR 35.97 |
Description: Nonspecific nuclease that completely degrades all forms of DNA and RNA |
OMNI Nuclease |
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E1120-02 | EURx | 100000U | EUR 162.41 |
Description: Nonspecific nuclease that completely degrades all forms of DNA and RNA |
Turbo Nuclease |
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EN-180L | Jena Bioscience GmbH | 5 x 10000units | EUR 290.68 |
Description: Serratia marcescens, recombinant, E. coli |
Turbo Nuclease |
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EN-180S | Jena Bioscience GmbH | 10000units | EUR 72.73 |
Description: Serratia marcescens, recombinant, E. coli |
Ultra Nuclease |
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HBP000106 | HZymes Biotechnology | 20μL | EUR 14.73 |
Ultra Nuclease |
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HBP000107 | HZymes Biotechnology | 200μL | EUR 116.82 |
Ultra Nuclease |
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HBP000108 | HZymes Biotechnology | 2mL | EUR 965.04 |
Ultra Nuclease |
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HBP000109 | HZymes Biotechnology | 20mL | EUR 8634.56 |
Moreover, world proteome evaluation gives new potential biomarkers and understandings of the molecular mechanism of rice drought tolerance.