In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein?

Hi In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein? I got this error in the add-ion stage: Fatal error "./ amber99sb-ildn-HHH.ff / force...

01 March 2021 8,747 4 View

How can I represent SDS-PAGE results for machine learning analysis?

I am trying to classify and analyze the results of an SDS-PAGE based array for bacterial detection using machine learning, but I have trouble finding the best way to represent the results with...

27 February 2021 9,176 3 View

Does RNAiMAX transfection reagent work in serum free medium?

I diluted siRNA and RNAiMAX in opti-MEM and added to the cells which they were in the growth medium. Is it a right way? or should I culture cells in the opti-MEM medium for a while and not in...

26 February 2021 10,041 3 View

Why CNN algorithm performs well in Network Intrusion Detection based on some recent resources?

Most of the papers have compared different hyperparameters such as layers, initializers, activation function, and optimizer algorithm in the CNN algorithm for detecting network intrusion. This is...

24 February 2021 4,578 4 View

Historical wind data/map?

Hello All, I am looking for the historical wind data/map (mainly the year 2020-2021). I would like to look at the wind value and direction for the specifics locations within the US for the...

18 February 2021 9,543 4 View

How do I change g/l into mM for bacto agar. I am trying to get the millimolar content of sodium and chloride percentage in bacto agar. How do I do it?

I am doing a salt tolerance-related experiment and for that I need to relate my salt levels to that in bacto agar. I don't want my salt concentrations to increase due to already salt content...

09 February 2021 4,158 1 View

The reason of PMMA channels cracking?

07 February 2021 3,663 2 View

Transformation into the Stbl3 chemo competent cells?

03 February 2021 1,111 5 View

How to solve failure of Fluent calculation (Error: floating point exception / Error Object: #f)?

Hi everybody I'm stuck with this error and I dont know what to do to solve this problem Initialization is ok but when I start my calculation this error appears (Error: floating point exception /...

25 January 2021 8,091 3 View

How to best prepare cells for FACS from live tissue?

Hi everyone, I'm currently trying to perform single cell RNA seq on a small (

24 January 2021 9,804 2 View

Universal bacterial primers targeting a mRNA?

Hi, I'm looking for universal primers targeting a bacterial mRNA to quatify bacterial load by qPCR in a complexe mixture (eukaryote and prokaryote RNA). Ribosomal RNA being depleted, I absolutly...

22 February 2021 9,969 3 View

Will SARS-CoV-2 Spike be broken into S1 and S2 by denaturing conditions?

Hello, I am performing a western blot of my SARS-CoV-2 Spike-pseudotyped lentiviral particles. I denature my virus by adding concentrated virus to 2X Laemmli buffer at 1:1, then boiling for...

17 February 2021 4,844 4 View

How to get better phase shift in C-V curves for ferroelectric devices?

I tried to sweep my ferroelectric devices from -2V to 2V and then from 2V to -2V and The two hysteresis peaks are off by several microFarads. Should i increase bias voltage? I am doing these...

16 February 2021 8,514 2 View

Regarding immunology, transmissivity, herd immunity and vaccines in Sars CoV-2?

This is a follow-up on an earlier question regarding mechanistics of vaccines: why current vaccines don't block transmission. In summary, they don't engage mucosal immune cells to produce IgA....

08 February 2021 8,321 3 View

ACE2 Blotted as a double band?

Hello, I have recently run a western of Vero cells for ACE2. I detected ACE2 at the correct size, but it presents as a double band. The sample was prepared by lysing cells in 1X Laemmli...

07 February 2021 6,973 3 View

SARS-CoV-2 Spike Protein Western Bands?

Hello, I am western blotting SARS-CoV-2 spike protein from lentiviral using an antibody against S1. To prepare samples, I mixed concentrated lentivirus 1:1 with 2X Laemmli buffer and boiled...

07 February 2021 3,643 4 View

How can I increase cDNA concentartion obtained from viral RNA?

I need good quality and quantity of viral cDNA for NGS analysis. Please suggest how can I increase amount of cDNA obtained from viral RNA.

02 February 2021 8,379 3 View

Is model convergence time a game changer for 5-10 year ahead forecasts?

There is a slew of academic papers that look at basically the same base model while switching optimization algorithms for either its hyperparameter or model parameter tuning. While I acknowledge...

24 January 2021 417 3 View

Did I dilute my supernatant too much so cytokines will be below the limit of detection on a Luminex assay?

I am performing an experiment analyzing the cytokine production of macrophages in response to viral infection. I recently harvested and cultured peritoneal macrophages from mice. I plated these...

17 January 2021 5,516 3 View

Can fibrosing cholestatic hepatitis in an immunocompromised patient be diagnosed without a liver biopsy?

provided that all the criteria for diagnosis has been fulfilled and alternative diagnosis are also ruled out. The patient has coagulopathy and transjugular biopsy wont be possible due to resource...

13 January 2021 8,935 4 View