Samrina Ahmed

16 Questions 20 Answers 0 Followers

Questions related from Samrina Ahmed

Plant biomass:What is meant by Total dry mass content?

I just want to ask that in some paper In growth parameter of plant they explain fresh wt and dry wt separately but in some paper they using total dry mass content.so whats difference between both...

03 July 2019 9,273 0 View

Why Chlorophyll" a" value is lower then chlorophyll "b"?

Helo researchers. I estimated chlorophyll content under heavy metal stress plant. I have read in many papers that chlorophyll "a" value always double from chlorophyll "b".but if their is opposite...

19 March 2019 7,946 12 View

Require suitable protocol of Glutathione reductase

I required suitable protocol of Glutathion reductase for my phosphate buffer extracted plant samples. I already used Foyer andbHalliwell 1978 protocol,in which I added Tris-HCl (100mM),...

13 July 2017 4,985 7 View

Which pathway used by different antioxidant for recycling of their compound?

Actually i am searching different types of mechanism in plant cell which involve in generation of antioxidant (SOD,CAT,POD Glutathione etc) and how their cycle continue. Need organelle name their...

11 January 2017 9,045 3 View

Does anyone have a protocol of Glutathione Peroxidase?

I need detailed protocol assay of Glutathione Peroxidase of Rotruck et al 1973.And how to calculate absorbance.with reference

27 August 2016 4,382 1 View

Do antioxidant enzymes increase or decrease in vitro under oxidative stress?

I have found many in literature data. Some authors describe increased levels of non-enzymatic antioxidant & enzymatic antioxidant (SOD, CAT, GSH, GST etc) under abiotic stress(Salt,heavy metal...

05 August 2016 3,490 16 View

IS any one guide me for comparison between Ascorbate peroxidase and Lipid peroxidation?

I have taken data of both assays.If I want to compare antioxidant activity with relation of Lipid peroxidation(By MDA) then which type of calculation/formula/software will used through which I...

02 August 2016 2,478 3 View

How can I induce disease through rhizoctonia solani in tomato?

I have induced through inoculum. Is there any other methods to cause disease in plant?

14 December 2015 1,820 3 View

Is there any protocol related to chromosome/DNA damaging?

Hello all researcher.I have some metal stress plants and i have done stress enzyme analysis via spectrophotometer. I want to ask Is there any technique/Protocol/methodology through which i...

27 November 2015 9,262 2 View

Can someone tell me a protocol of DNA damaging and lipid peroxidation ?

I am working on heavy metal stress Plant.I need protocol DNA damaging and lipid peroxidation analysis by spectrophotometer with reference.Also i need reading timing.

21 October 2015 10,015 4 View

Can anyone advise me on the calculation of Catalase and Peroxidase enzyme activity for plant?

I having problem regarding calculation.Please guide me with any 1 example.I have taken reading after every 15 sec till 3 mints.

25 December 2014 5,814 15 View

What is the amount of solution given per pot in phytoremediation of hydrocarbons?

I am working on phytoremediation of hydrocarbons. I have decided the concentrations in ppm but I am confused about the amount of solution per pot. I need assistance in deciding the amount of...

04 December 2014 6,367 4 View

How can i store whole plants for long time without liquid nitrogen?

I don't have liquid nitrogen, so can I store whole plants (stem, root, leaves) for further DNA and enzyme analysis in a normal home refrigerator?

18 November 2014 4,388 8 View

Is there any method of Superoxide Dismutase (SOD),where hydroxyl amine hydrochloride is used?

I need that method where hydroxyl amine hydrocloride is used for plants.

01 November 2014 4,957 7 View

How long should I store an extraction of mangrove leaf for my further analysis?

After the sample extraction (Mangrove leaves), how long can I store it and how?

18 October 2014 6,044 2 View

Can anyone provide methodology for crude leaf extract for antioxidant enzyme assays: SOD, CAT, POD, and non-enzyme antioxidants: ascorbic acid?

I am working on enzymes in Mangrove plant. Different research papers show different types of procedure. I need easy one. Also, *Storage methods *How I'll confirm that extraction is 100% OK for my...

11 October 2014 4,185 5 View