Does anyone know from which company can we buy chlorophyll C1 standard?

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Is this a facetotecta nauplius?

This larva was captured using a plankton net in the Persian Gulf during the summer. I believe it may be a Facetotecta nauplius.

08 August 2024 3,746 4 View

Following click reaction in cell lysates, protein is immobile and remains at the top of the gel in SDS-PAGE?

I am using CuBr/THPTA for a click reaction in total cell lysates. I am facing issues with my protein sample in non-reducing SDS-PAGE where it's not migrating properly and most of it remains at the...

29 July 2024 950 4 View

Which filtration method to go for run off water from dirty solar panels to be used again?

We are working on a robot that cleans solar panels using fresh water supply and a rotating brush. We are trying to conserve as much water at possible by recycling the dirty water that is collected...

28 July 2024 5,778 2 View

When making abraxane with Nab tech, why is 9:1 Chloroform&EtOH used as solvents?

Is it the best optimization ratio based on experiments?

22 July 2024 8,170 0 View

Can diamond be grown using molecular beam epitaxy?

22 July 2024 9,755 2 View

How can I use LabVIEW to control of an ethernet-based driver?

Hello everyone, I am new to LabVIEW, right now we need to control the movement of an ethernet-based stage drive. We got the sample code from a collaborator but their instrument is USB-based, so we...

11 July 2024 5,385 2 View

Systematic review meta-analysis paper?

Hi everybody, We are trying to write a systematic review meta-analysis paper. But I could find 19 references. I think 19 references are not enough to do a meta-analysis section and it is better to...

10 July 2024 5,490 5 View

Do the SHSY5Y cells tend to form multiple layers over each other when highly confluent?

I have attached pics of the SH-SY5Y cells within a seeded plate after reaching >80-90% confluence. Are these dark clumps of multiple growing cell layers? Or dead cells? Any clue? many thanks.

01 July 2024 8,361 3 View

Adding isopropanol directly to eluted RNA samples?

I have my RNA samples eluted in nuclease-free water. But now I want to store it for a longer period. Can I add isopropanol directly to my samples to store it without doing a second round of TriZol...

23 June 2024 2,576 4 View

HI, How to find phase response in CST?

I'm simulating a metamaterial unit cell. I want to plot Frequency Vs Phase Response. Also I want to extract permeability and permittivity. Kindly share the steps.

23 June 2024 3,446 1 View

Is there any cases algae not using the nutrient from the wastewater and grow normally?

I am working on microalgae cultivation using waste water. The initial concentration of nutrients were less but the microalgae has achieved biomass growth of 2 g/L. The final concentration of...

08 August 2024 4,812 2 View

Hello researchers, how can one get the optical density of a filamentous algae?

i am comparing the growth performances of filamentous and non filamentous forms. in a case where I can not count the cells of the filamentous algae using a hemocytometer, is it okay to do a...

30 July 2024 5,985 2 View

Is it common for heterotrophic bacteria to grow on Pro99 and SNAX media?

I am attempting to isolate picocyanobacteria from seawater (pre-filtered with a GF/D membrane) using the pour plate technique and filter plating method (Kearney et al., 2022) on Pro99 and SNAX...

30 July 2024 1,040 1 View

Does soybean seed coat or cotyledon contain chlorophyl or flavonoids? What types? determined by paper chromatography? other methods (high school lab)?

Am trying to develop a lesson/lab to determine and compare antioxidant properties of soybeans of various colors. Preference would be low tech and low cost. Any assistance is greatly appreciated.

25 July 2024 7,498 2 View

Is it legally permissible to reuse algae biomass following the treatment of non-hazardous laboratory waste?

Hello, community, Could you please clarify whether current legislation permits the reuse of algae biomass after it has been used to treat non-hazardous decontaminated laboratory organic waste?...

05 June 2024 5,040 1 View

Could it be possible to have negative results for carotenoid extraction?

I used the Lichtenthaler and Wellburn (1983) protocol for chlorophyll and carotenoid extraction, using 0.5 g of fresh leaves, 10 mL of 80% acetone, and the coefficients and equations from this...

27 May 2024 9,921 2 View

Im looking for data pertaining to oceanic currents, Sea surface temperature, chlorophyll, wind and salinity satellite data?

Dear All, Greetings for the day from Andaman! Kindly help me with the satellite data download link for Bay of Bengal pertaining to oceanic currents, Sea surface temperature, chlorophyll, wind, and...

22 May 2024 3,421 1 View

Algae contamination on hydroponic cultures for Arabidopsis thaliana?

Hi everyone, I'm having trouble with my hydroponic cultures for Arabidopsis thaliana, since lately I've started having algae contamination on them. I have tried using several sterilization...

21 May 2024 4,840 1 View

How to export Chlorophyll Concentration output from SNAP Software?

Dear All, We have downloaded sentinel 2 data for measuring Chlorophyll Concentration in seawater. We have processed sentinel 2 data in SNAP software and also applied standard...

15 May 2024 3,339 1 View

Is anyone willing to do an interview on spirulina cultivation?

Hey there. I'm a Science, Business and Innovation student and for my thesis project I'm currently doing research on different production methods for large-scale cultivation of spirulina....

13 May 2024 368 1 View