Which is the best mitochondrial genome annotation tool? Can anyone provide the list?

I have sequenced the mitochondrial genome of some moths species. I want to annotate and the sequence will submit in the NCBI.

19 November 2020 8,849 1 View

Lithium ion cell holder for Samsung 21700 - 50E cells?

Hello everyone, I have 5 Samsung 21700 - 50 E (NCM chemistry) cells. I want to do basic charge and discharge by connecting it in series. Does anyone know if there is a cell holder available...

05 October 2020 6,133 3 View

Which is the first complete mitochondrial genome sequenced lepidopteran Moth species?

I am preparing a research article about the complete mitogenome of moth. I want to include the details in my research article.

20 September 2020 8,151 3 View

Installation cost of a smart grid or Vehicle2grid ?

Hello, Does anyone know the cost to install Vehicle2grid service at home or commercial places ? I found a rough price as 5000$ in internet, but could anyone recommend a much cheaper solutions or...

07 July 2019 5,677 3 View

Is Oxidation of the PDMS surface necessary before silanizing it with APTES?

How imortant is it to oxidise the surface for silanization? I see some methods that use silnization buffer containing ethanol to activate the APTES and used it directly on PDMS without oxidation.

18 October 2018 5,806 3 View

Function in Scilab similar to Matlab xlswrite ?

Hi, Similar to Matlab xlswrite(filename,A), what is the function name in Scilab to write on a new excel file ? I tried searching, but couldn't find out. There was only write_csv...

25 April 2018 5,190 1 View

Scilab plot window not generated ?

Hi, When I try to plot in Scilab, no graphic window is generated (see pic). This is a simple plot between two columns of one matrix. Sometimes, I get error saying 'invalid index'. Does anyone know...

21 February 2018 3,548 3 View

Can the optical density of the cell culture (fibroblast) be measured with a photocalorimeter? will the results vary with that of UV measurements?

I intend to use photocalorimeter to take the OD values of the cell culture tubes. I would like to know if the results would contradict that of UV readings and ultimately the concentration...

21 February 2018 4,602 3 View

Difficulty in isolating mesenchymal stem cells from mice bone marrow?

Trying to isolate MSC from mice/ rat bone marrow. Upto second passage cells are proliferating and in good morphology. When I am trying to expand the cells (second passage) cells are not attaching...

23 November 2017 9,358 6 View

Why capacitance value of 2RC battery model increases with temperature ?

18 September 2017 2,170 1 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Is there any published or unpublished statistics on dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, US, UK or any other country?

Are there any published or unpublished statistics or papers on the dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, USA, UK, or any other country where vaccination has started at...

28 February 2021 4,237 1 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View