Rdf of atoms from a COM or point in lammps or VMD?

Hello all, as I understand there isn't any straight way to get an rdf of atoms from the center of mass or a coordinate of specific atoms in lammps. I wonder if anyone know any trick or way to get...

16 February 2021 2,517 2 View

Could anyone help me about my problem with getting current in armchair MOS2 nanoribbon in transiesta?

Dear siesta users I am using transiesta code to get the I-V characteristics of Armchair MoS2 nanoribbon as scattering (with 8 unit cells) and electrode material. All the calculations (electrode,...

12 October 2020 4,306 6 View

About use of Fluoranthene as standard in HPLC?

Dear all; I want to work on the ecotoxicological effect of PAH (fluoranthene) on different organism species.... But I can not find its analytical standard in my country, Can I use Flournthene 98%...

05 July 2020 2,736 7 View

What kind of dialysis cassette is needed for CaCl2 in silk fibroin dissolving?

Hi! Recently, I am working on silk fibroin extraction for biomedical application. I have some problem in details of extraction and dissolving of silk fibroin. For example, I don't know what kind...

26 June 2020 3,927 1 View

What kind of dialyses cassette is require for extraction of silk fibroin base on nature protocol 2011 (Attached in following)?

I have some question about the laboratory process of extraction silk fibroin from Bombyx mori base the Prof. Kaplan protocol. How much Silk cocoon need for 20 experiments? How dialyzes the final...

15 June 2020 8,694 1 View

Is there any dye for staining the axons?

Hello everyone, I was wondering if there is any chemicals dye that stain the axons. Thanks

20 February 2020 7,303 3 View

No title

I'm trying to collect milk from our knockout mice (at the end of the lactation stage) to isolate milk exosomes. But I have a hard time with milk collection from mice. I have used either pump or...

22 January 2020 4,527 1 View

How to design primers for gene variant or isoforms? Preferably by Allel ID?

I am trying to design some priers for RT-PCR. As my genes have many isoforms, so I have to design primer for conserved sequences. but the results aren't satisfactory.

17 March 2019 3,346 3 View

Why is it used in bioassays studies with essential oils for effect pesticidal from acetone solvent instead of DMSO?

In bioassay studies, the effect of essential oils is used as an insecticide from acetone, but is used to study the microbial activity of essential oils from DMSO solvents. Why?

12 March 2019 5,664 7 View

Which type of surface modification should be used to match metal and graphene?

graphene is the reinforcement in the metal matrix

26 February 2019 4,160 3 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

How to accurately quantify chitin?

Hi all, I have been working on the quantification of chitin in insect samples and feed for a while but I can notice that the quantification methods (e.g. exposure to HCl, NaOH, and weighing sample...

01 March 2021 1,843 2 View

Is this moth a Diatraea saccharalis?

The caterpillars of this moth were found in stems of Echinochloa polystachia grass as stem borers. The length of the caterpillars are something about 1.7 cm. I have compared images from the...

24 February 2021 309 3 View

Are these moths Spodoptera frugiperda?

The caterpillars of the moths were collected as fruitborers in pepper at a farmer. I reared them till the adults hatched and compared them with pictures and descriptions on the internet. Are these...

24 February 2021 7,785 5 View

Please help in identification of this insect?

This insect is minute in size around 1 mm and not clearly visible with naked eye.

22 February 2021 5,907 11 View

Purification of proteins from baculovirus-infected insect cells?

18 February 2021 6,665 6 View

Extraction of DNA from insect samples conserved in silica gel?

Hi everybody, can anybody suggest how to extract DNA from insect samples conserved in silica gel (in my case, mosquitoes)? Does anybody know a commericial kit which does that or a particular...

10 February 2021 3,392 4 View

How do I prepare and store insect samples for JH measurements?

I need to preserve termite samples for future quantification of juvenile hormone in their bodies. Or extract the Juvenile Hormone and keep that samples stored for future quantification. I may need...

09 February 2021 1,995 1 View

Working with insect primary cells in cell medium and in saline solution?

I work with insect primary cells, which I let grow in TC100 insect medium. For fluorescence measurements I have to discard medium (because of its fluorescence properties) and give a saline...

28 January 2021 3,867 1 View

How to extract a single stranded DNA from a double stranded DNA sample isolated from stem borer(rice affecting insect) ?

How to extract a single-stranded DNA from a double-stranded DNA sample isolated from stem borer(rice affecting insect)? As I need to amplify ss Dna using a COX-1 marker having primer sequence as...

22 January 2021 3,424 3 View