How to freeze dry algae samples by using Liquid Nitrogen

More Aftab Jahan Begum K.A's questions See All

Which is the best method/solvent used to resuspend lipids after their extraction?

My area of target are neutral lipids

31 December 2017 6,864 0 View

Which is the most compatible solvent for the extraction of neutral lipids mainly the TAG ?

Extraction of TAG

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Which grade of solvents is most suitable for Lipid extraction?

does Using non-Hplc grade solvents for lipid extraction contributes to the product? Or is it using Hplc grade solvents mandatory ?

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How to isolate diatoms using Inverted Microscope?

I need to isolate diatoms from the various other debris, wat are the possible methods? by using inverted microscope, How can we do ?

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What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

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03 March 2021 5,978 5 View

Would fecal samples stored at -20C for over a year impact metagenomic analysis?

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Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

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Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

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Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

How to compare 2 samples recruited with different sampling methods?

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Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

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Why do a weight decrease for thermal degradation in nitrogen gas condition?

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26 February 2021 1,100 5 View

Is IMPACT FACTOR justified in case of Taxonomy?

There is huge pressure of getting good impact factor on scholars now a days. On the other hand Taxonomy is a very dry subject and the concerned papers can only get citation in same group of organism.

26 February 2021 5,851 1 View

Uncertianiny in using dry or wet basis in mixing a sediment with fuel oil?

Hello I'm currently working on a topic related to studying the anaerobic biodegradation of TPH in marine sediments. In this work, sediment should be mixed with fuel oil to a concentration of 20 g...

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Bastian Steudel

freezing microalgae is very much dependent of the species or even strain. There are different protocols available useful for different groups, however, this needs to be evaluated for every single strain. Algae collections are working on this topic, maybe you can contac a local collection if they cryopreserve...

Kiran Bobde

What is your main objective? Depending on objective procedure will vary. You would like to extract DNA, extraction of metabolite or preserve the algae.