Do you believe that your living surrounding, climate and time of the day affect on your health?

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

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

We used hexane and ethyl acetate to prepare dried whole plant extract of Eclipta prostrata. In its phytochemical screening, flavonoids were present in hexane extract but, it was absent in ethyl...

07 August 2020 8,367 3 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

GC-MS retention index prediticon?

Hello experts, Does anyone know any free software about retention index prediction ?

08 August 2024 7,403 2 View

How is energy cycled through the Earth's climate system and how do matter cycle and energy flow through the rock cycle?

08 August 2024 8,162 0 View

Is there an alternative to a multinomial regression which allows the DV to be non mutually exclusive?

I am trying to analyse data from a survey examining what variables affect teachers perceived barriers to incorporating technology into their classroom. I have 5 predictor variables however my DV...

06 August 2024 1,752 3 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

Does matter flow through ecosystems and energy is recycled and how does the flow of matter and energy compare in the living world?

03 August 2024 607 2 View

I need the datasets of Microgrid for system identification?

Hi I am working on data driven model of the microgrid, for that, i need the reliable datasets for the identification of MG data driven Model. Thanks

02 August 2024 5,748 4 View

How does energy flow through Earth's systems and how does that affect climate and biosphere affect the flow of matter and energy on Earth?

02 August 2024 2,699 2 View

Which is more important: The human factor or the technological factor in combating climate change?

On a personal note, even though technology has attracted a lot of interest and funding to combat climate change, it is becoming more and more clear that taking care of the "Human Dimension" is...

02 August 2024 6,773 12 View

Interested in a SCOPUS collaboration?

Hi RG family. My team and I are working on some SCOPUS publications and we need co-authors who are willing and capable of undertaking both qualitative and quantitative-based studies. The scope of...

02 August 2024 8,572 0 View

Should I remove an item from a scale to raise Cronbach's alpha and McDonald's omega or is it better to leave it if they are both over .7 already?

Hello! I have this scale which had 10 items initially. I had to remove items 8 and 10 because they correlated negatively with the scale, and then I removed item 9 because Cronbach's alpha and...

01 August 2024 4,606 7 View

Samarakoon Mudiyanselage Samantha Samarakoon

Thank you dear Pavel S T for your contribution.

Victoria Blinkhorn

I don't research in this area however I have read certain things related to this. For example, individuals suffering with depression feel worse at Winter when we have less hours of daylight. Also, in humid climates, people with autoimmune diseases, specifically those with lupus and Rheumatoid Arthritis, suffer much worse.

Might not be helpful but thought I'd contribute the little I know anyway :)