Does anyone know how to isolation of high-purity myenteric plexus from adult rat gastrointestinal tract for further biochemical investigation?

I would like to isolate myenteric plexus from the rats small intestine and then isolate certains components of ENS (enteric nervous system) by biochemical tests.

04 February 2021 6,068 2 View

Do I have the right PCR cycler settings?

Hello. Someone designed primers and cycler settings for me and it doesn't work. I do hot start PCR with touchdown, I detect Babesia sp. DNA in Acari. The primers are F: GYYTTGTAATTGGAATGATGG, R:...

01 March 2020 3,949 3 View

My cells started to form clumps during passaging. I tried almost everything to reduce them. Do you have any suggestions how to solve this problem?

My cell cultures (HeLa S3, mouse kidney cells, WB-neo, WB-ras) strarted to form clumps during passaging so it is not possible to count them properly. I TRIED 1. make PBS without Mg and Ca...

14 January 2019 9,398 6 View

How to remove the Percoll from the sample?

I use density gradient centrifugation with Percoll to extract bacteria from the bentonite sample. It is working quite well, but I need to remove the Percoll from the bacterial extract at the end...

25 July 2018 981 3 View

How influence the concentration of oxygen growth of oxide layer and properties of oxide layer itself due to thermal oxidation?

Hello, I'm working on my diploma work on thermal oxidation of TiNb alloy.In my work I have oxidized titanium by two procedures thermal oxidation in laboratory atmosphere and in atmosphere of...

22 May 2018 1,704 5 View

F.I.S.H probe: Can be used as a probe a pcr labeled product with 600-1000 bps size?

Is it nessessary to be inserted in a BAC clone?

05 June 2016 3,512 1 View

I'm looking for taxonomic keys (for genera) - for identification of grasshoppers from Borneo (Malaysian part). Please, do you know some keys?

01 March 2016 6,885 5 View

Does anyone know whether a chromatography mode exists when both the stationary and mobile phase (developing solvent in TLC) are nonpolar?

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10 October 2012 8,485 11 View

Stimulation of CD8+ CTL with specific antigen in vitro

How to increase effectivity of CTL stimulation with synthetic peptide epitopes.

13 October 2011 2,226 1 View

Nominal vs actual concentration exposure of drugs to aquatic organisms

Hello, Do you know where I can find any critics on ecotoxicological studies which are focused on exposure aquatic organism to drugs? I am looking for papers that critic actual exposure...

01 January 1970 3,981 5 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

Recalcitrant seed short-mid storage method?

Dear peer scientists, Ultradry storage is not suitable for recalcitrant seeds. However, theoretically, if we can stabilize the structure of the subcellular membrane, as well as glassify the...

25 February 2021 2,442 1 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Is there a suitable way to confine cell attachment area inside a multi-well plate?

Are there any types of cylindrical cell culture inserts that are designed to confine cell seeding area? Say, if I'm using a 12 well plate (3.5 cm^2/well), but only want to seed cells in the middle...

22 February 2021 7,127 4 View

Is it possible to use maize mature seed to do transformation for maize transgenic study?

Almost all research reports which i ever seen work on Early mature embryo for Agrobacterium mediated maize transformation. In other grass families like rice, we can use mature seed and what do...

17 February 2021 1,434 13 View

Choice of Ab for Co-IP: Does an anti-(tag) antibody (such as anti-flag/ anti-myc) a must if I am using co-transfected cells for Co-IP?

Hi guys, I am trying to detect the binding of 2 proteins by Co-immunoprecipitation. However, the choice of antibody is confusing me. I tried probing the endogenous protein right away but the...

16 February 2021 9,050 5 View

Dealing with BMDM seeding and RNA extraction ?

biomedical master student here , i am dealing with mice BMDM and would like some help , i seed 0.5 x 10^6 cells/per well in a 6 well plate but when i extract the RNA i get a very low yeild , i...

15 February 2021 1,102 5 View

Is Genetic Algorithm usage for Motor Conception FEA optimization a good choice?

Hi RG community, Like the title shows ,i was wondering if choosing the GA for this kind of Optimizaiton is a good choice? For example we have a population of 100 (for 7-8 Optimization Variables),...

14 February 2021 1,160 7 View

What can explain a low expected heterozygosity rate for T. monococcum wild samples (0.09) ?

I conducted an SDS PAGE electrophoresis on wheat wild varieties to separate their glutenins and measure the genetic diversity of my sample. I only ran one electrophoresis. Can a genetic drift...

14 February 2021 3,971 1 View