What is the role of activator in CRISPR/Cas12 based detection?

08 May 2023 0 4K Report

I have read many research articles where an activator [a stretch of nucleotides (

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Why Do TDS and EC Increase with Larger Wastewater Volumes, While BOD and COD Decrease?

I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...

09 August 2024 9,621 0 View

How to enrich pig excreta for increasing nutrient quality organically ?

Pig slurry is rich in major and minor nutrients. Is there any way to improve / Enrich its manure quality to be used in agriculture organically ? please share your knowledge.

09 August 2024 5,605 2 View

Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 269 3 View

Unusual intensity drop in some sections of chromatograms in DDA?

Hi, we have measured tryptic peptides using both DDA and DIA method on QExactive. In DDA replicates i saw unusual intensity drops occurring at the same sections of chromatograms in DDA replicates...

07 August 2024 3,218 4 View

Leaf area of tomato ?

Hi How can this equation Ln(LA) = 1.038 + 0.89 ln(X) be applied to calculate the leaf area of a tomato? Can you explain with an example and what is the substitution of Ln and ln?

06 August 2024 2,508 2 View

Why did the authors extrapolate a phenotype that they experimentally proved in one bacterial strain across the whole genus of the organism?

I aim to be as skeptical as possible regarding whether a pair of orthologous genes results in the same phenotype in their different but related bacterial organisms under similar environmental...

05 August 2024 6,787 4 View

How to preform densitometry on SDS-page bands?

I ran a SDS-page of a bacterial lysate and I want to quantify protein concentration in a specific band. I was thinking of using a standards ladder or make some standards are different...

05 August 2024 9,805 3 View

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds?

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds

04 August 2024 3,019 3 View

Which solvent is better to dissolve with secondary metabolites extracted from fungi?

I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...

03 August 2024 4,725 2 View

What are the limitations and challenges of using machine learning for predicting concrete compressive strength in practical applications?

Machine learning (ML) has shown great potential in predicting the compressive strength of concrete, an important property for structural engineering. However, its practical application comes with...

03 August 2024 2,546 2 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Why after performing site directed mutagenesis ,I don't see any colony after transformation?

I want to introduce a point mutation (change in one nucleotide) into my gene of interest (DNA binding domain) I have designed primers as recommended on the Data sheet of the kit : -Both primers...

05 August 2024 9,059 3 View

How can we identify (in silico) the interacting amino acid residues or the nucleotides involved in the Protein-Protein / Protein-RNA interaction?

Hello! everyone, I am trying to study in silico Protein-Protein and Protein-RNA interactions. Now, is there any tool with which I can identify the interacting amino acid residues or the...

14 July 2024 950 2 View

Deletion of Nucleotides in Phosphorylated Primer?

I was performing a site directed mutagenesis of a plasmid, the goal was to change/insert 4 nucleotides into the original plasmid using primers as seen in the image: Now I now there may be some...

04 July 2024 5,221 2 View

Anybody with experience with whole plasmid sequencing? Should I worry about plasmid oligomers?

I've sent my plasmids for whole plasmid sequencing using the Oxford nanopore sequencing method. All of them were assembled as monomers, but in the reads (see attached pictures), there are even...

19 June 2024 1,280 5 View

Why do u get specific nucleotide contamination on sanger ?

We are

12 May 2024 1,668 1 View

How can I prepare a loading dye that also act as a stopping buffer for an enzymatically degraded DNA, for analysis on a sequencing gel?

I have a recipe of loading dye (10 mM EDTA, 1X TBE, pinch of Xylene cynol and Orange G dye which is made upto 10 ml with 100% Formamide) but somehow the bands of the nucleotide product...

17 April 2024 8,025 6 View

Does the presence of degenerate nucleotides in consensus sequences affect the results of population genetic analysis?

I want to run STRUCTURE on a nuclear gene of an insect species. The sequences that I have received are showing the presence of degenerate nucleotides in the consensus sequences. Do I need to edit...

29 February 2024 648 1 View

How do we know which nucleotide is added?

The addition of any dNTP (A, T, G or C ) will generate PPi in Pyrosequencing Sequencing

24 February 2024 8,059 4 View

Problems with designing ARMS-PCR primers?

Hello everyone, I have some inquiries about my ARMS-PCR reaction. I have a mutation A19G (bolded nucleotide)....

19 February 2024 6,988 5 View