Is there any way to calculate minimum free energy of RNA molecules which are more than 10000 bases in length?

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Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Desalting using DSC- 18 SPE columns?

I am looking forward to remove excess of salt form my metal based porphyrin and trying DSC-18 columns for the same, can someone suggest me how how can one decide the polarity of the solvent to...

01 February 2021 9,076 1 View

Can we use two antibodies generated in same species for indirect Sandwich ELISA?

I have generated two antibodies against two peptide fractions of a protein in the rabbit. I want to use these two antibodies (Ab-1 and Ab-2) in indirect sandwich ELISA for the detection of...

11 January 2021 1,754 4 View

I want to quantify disturbance for wetland birds?

I have categorized the disturbance basically on movement of people and vehicle in into 3 categories. Disturbed, close to highway and movement of people from dusk to dawn. Intermediately...

30 December 2020 8,806 4 View

I am amplifying my target region through PCR, but I am getting number of unwanted band also with my target region...Why?

I have checked annealing temperature through gradient PCR. I have checked my primer in NCBI. I have checked PCR reagents concentration. Please suggest me anyone thanks

12 December 2020 1,969 2 View

What is the relationship between the type of material(ex: steel, iron etc.), thrust and torque?

If I am drilling through bars of different material(ex: iron, steel etc.) of the same thickness and under the same conditions of drill operations(feed rate and rpm), how will the torque and thrust...

06 November 2020 4,498 3 View

How to coat plasma sample (Antigen) in ELISA plate for a direct ELISA?

I have generated an antibody against an antigen. Now, I want to use the developed antibody in the detection of the unknown sample. So, I want to coat the plasma sample as antigen. How that can be...

26 October 2020 2,259 7 View

How the geospatial variability in the heat requirements of crop due to rising temperatures analyzed?

As we know that the global temperatures are increasing due to climate change which could affect the thermal needs of the crops. I want to make geospatial maps and analysis for heat requirements of...

28 September 2020 8,286 2 View

Some issues regarding electrical simulation of a Nanoowire based MSM Photodetector using Synopsys Sentaurus TCAD ?

I am simulating a NW based MSM Photodetector with Si/ CdTe/InAs NWs (modeled in SDE)with moderate doping, and have assumed a constant generation rate in the the Physics Section of SDEVICE 1....

03 September 2020 5,971 10 View

What is an acceptable FDR% for proteomics data publication?

Is there an established convention on this? I have heard from experts that 1% FDR is recommended. I was wondering can we report protein IDs at 5% FDR. Is there any published guidelines on this? If...

25 August 2020 1,231 4 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Gel electrophoresis result for total RNA samples, 1.5 Agarose gel was used, How to improve the integrity of RNA?

Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue

02 March 2021 5,433 5 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

Can Virtual Servers (remote dekstop manager) run heavy ANSYS Fluent CFD simulation ?

I have a virtual machine. My host Pc specs are not that good thats why i went for virtual servers. so basically my host pc has 8gb of ram with nvidia quadro k2200 4Gb DDR5 GPU ,processor intel...

01 March 2021 8,415 1 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 3 View

Problem with shRNA transfection. Why are only two plates getting contaminated instead of all?

I transfected my LNCaP-WT cells with 3 shRNA plus their NTC two weeks ago and split two puromycin selected cell plates on Friday last week(Feb 26). I checked for GFP in the cells, and they all...

28 February 2021 4,949 3 View

Any specific pipeline or parameter to analyse total transcriptomics study of brain tissue samples?

I have two groups of brain samples, control and treated for example. It was total RNA nova seq sequencing. I tried all the available pipeline like: star+rsem+deseq2, Hista+stringtie+cuffdiff,...

27 February 2021 356 6 View

Why is the efficiency of viral mRNA electroporation in PBMC low?

Hello, I have been struggling with the electroporation of PBMC with HIV-I mRNA. Although the quality of the RNA generated is good, and the handling of the cells in meticulous, the frequency of...

27 February 2021 9,233 3 View