What is the difference of a plant extract of ethyl acetate and hexane?

More Samarakoon Mudiyanselage Samantha Samarakoon's questions See All

Can I know about most absorbance wave length for chlorophyll in coconut trees by using UAV?

I need to know about the absorbance wave length in chlorophyll.

13 August 2023 3,066 1 View

Do you have any publication on the influence of Social Media on health advice seeking Behavior?

When analyzing dialogues being exchanged on Facebook and youtube like social media, it's seen that there are more queries on health-related problems. It is good to research the sociological aspect...

23 June 2023 7,649 2 View

Can Proteinase K powder (Promega) be reconstituted in nuclease free water, to use in fungal DNA extraction?

I am using Proteinase K powder from Promega for fungal DNA extraction. Can it be reconstituted in nuclease free water instead of Tris-HCl buffer and CaCl2

19 November 2022 2,897 0 View

What is the best statistical package to analyze research data?

Thare are many widely used softwares to analyze data such as SPSS and Minitab etc. What is the best?

06 November 2021 1,189 25 View

Can I feed my daphnia culture with dry spirulina powder (available in drugstores) and yeast?

I am culturing daphnia which will be used for toxicity studies. According to several protocols, they should be fed with live Chlorella. I am looking for an easy feeding method, and found that in...

03 May 2021 1,710 3 View

Is there any reliable biomarker to measure the rate of ageing?

I used DHEA-S (Dehydroepiandesteron Sulphate) in a study as the biomarker of ageing. DHEA-S is hormone secreted from Supra renal gland, gonads and even adipose tissue. DHEA-S is gradually...

13 August 2020 3,685 5 View

In phytochemical screening why do we use different solvents?

When we conduct different screening tests to identify phytochemicals in plant extracts, we use more than one solvent. What are the criteria or how do we select the best solvent rather than using...

07 August 2020 3,123 5 View

How to prepare an extraction of a mixture of plant materials to investigate their anti-viral activity?

There are many medicinal plants in Sri Lanka have been using for long period which are believed to be effective on viral diseases. Examples of medicinal plants are Coscinium fenstratum (Venival),...

10 April 2020 3,208 2 View

How can I configure a routing protocol for a ZigBee network on Opnet (Riverbed) Modeler Academic Edition?

How do I configure a ZigBee network with a routing protocol? Can I maintain a routing table for each node? Also how do I apply mesh routing for a ZigBee network? Though I have enabled mesh...

30 January 2020 1,370 3 View

Can anyone of you to share knowledge with me on researches on conservation of Sri Lankan Indigenous medicine?

Sri Lankan Indigenous Medicine is an assert to Sri Lankan health sector. In addition to its healing effect, SLIM has social and cultural values which are worth studying, researching and...

02 December 2019 5,179 5 View

Strugglling with m6A dot blot any suugesstion ?

I have been doing the m6A dot blot for a while with no improvement, I am extracting the RNA, and I can see the dots although the three biological replicas give a different reading on the memberan...

10 August 2024 8,539 5 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How do soil microflora interact with plant roots and influence plant nutrition, health, and productivity?

06 August 2024 9,618 3 View

The aqueous fraction of the hydroethanolic extract is showing the presence of palmitic acid. What is the mechanism responsible ?

Palmitic acid presence in aqueous fraction

05 August 2024 8,624 4 View

Which solvent is better to dissolve with secondary metabolites extracted from fungi?

I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...

03 August 2024 4,725 2 View

For systematic review data extraction, should I use ITT or PP analysis, and count all randomized participants or only those who completed the study?

I am conducting a systematic review and meta analysis; as I am extracting data I realized there is a consort diagram that shows the number of patients from randomization till end of the study. So...

01 August 2024 9,993 3 View

For the moringa oleifera extract using ethanol as the solvent,what is the alternative method to concentrate the extract other than rotary evaporation?

99% pure ethanol was used for maceration also alternate methods along with the temperature and time to concentrate the extract can be specified

31 July 2024 5,113 4 View

How do soil microbes affect plant health and productivity and how do plants interact with soil microorganisms and contribute to soil fertility?

31 July 2024 5,087 4 View

What is the role of decomposers in the cycling of matter in the biosphere and role do soil microbes play in plant nutrition availability and uptake?

31 July 2024 7,921 5 View

What are the factors that causes the sample to have higher efficacy at lower concentration?

We conducted an antibacterial study of a plant extract. Varying concentrations of crude extract were subjected to microbroth dilution assay. The result showed that only the lowest concentration of...

31 July 2024 8,666 3 View