How can I keep fresh plant material for enzyme and phytohormone assays and gene extraction?

Greetings, I have to transport fresh vegetable matter for enzymes and phytohormones assay and gene extraction in a laboratory far from my laboratory, so how to keep this vegetable matter in its...

09 October 2019 10,044 5 View

What's the best method to inoculate seeds by PGPR?

I m doing a studies about the effects of PGPR on seeds and plants developing, by inoculation, so what's the best way to inoculates seeds by bacteria! Thank you

11 December 2018 3,525 0 View

How find the same Osmotic pressure of two solutions of NaCl and PEG 6000 ?

I need to find the same osmotic effect (pressure) on a plant or seed exerted by two solutions one contained Nacl and other PEG 6000 ! how can i find the equivalence between NaCl and PEG 6000...

02 March 2018 7,345 7 View

How can i disinfect seeds without being imbibed or stressed by disinfection solution?

How can i disinfect seeds use to germination study under stress conditions (water stress or salinity) without being imbibed or stressed by disinfection solution? Thank you

02 March 2018 3,027 2 View

Does the disinfection of the soil make him lose these characteristics?

I need to work with disinfected soil, does putting this soil in an autoclave make it lose these characteristics? Is there any other techniques to obtain disinfected soil, without any microorganism?

31 December 2017 4,893 15 View

What's the best software to compare?

31 December 2015 5,650 0 View

Why don't we use colchicine to kill directly tumors instead of starving these cells?

11 December 2014 8,687 11 View

I'm looking for a protocol to stain and view chromosomes in metaphase?

I'm looking for a protocol for viewing - under a microscope - the chromosomes in metaphase stage, in a plant root after seed germination.

05 June 2014 2,039 8 View

Can we regenerate human organs?

Plants and some animals are characterized by the system of regeneration and repair of damage in their bodies. Is it possible to use this feature for regeneration of human organs and regenerated...

04 May 2014 4,324 10 View

What is the best culture medium used in the in vitro culture of zygotic embryos of plants?

I already used the MS medium culture, and I had an induction of callus, and I want to try another culture medium if possible.

03 April 2014 7,537 7 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

How to arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View