What do plants do at night?

08 September 2016 2,907 5 View

Stevia germination - can anyone help?

Could you give some pratictical knowledge on stevia germination under in vitro and ex vitro conditions?

09 October 2013 2,183 5 View

Stevia and HPLC analysis?

I would like to estimate stevioside and rebaudiosid A content in dried leaf materials using HPLC. Could you reccomend me an efficient extraction protocol and appropriate HPLC conditions for that?

07 August 2013 9,565 5 View

Infection on cultivars?

I am in trouble with this contamination-like formation (please see the attached file). I transferred plants from the jars having this whitish formation into new ones containing different...

07 August 2013 8,698 5 View

Fraction collector for HPLC?

I am using Dionex ultimate 3000 fraction collector and try to isolate some target peaks. But, it seems tiring/boring job when you cannot acheive it exactly. Do you know tips that makes it easier?

04 May 2013 3,213 5 View

TLC before HPLC

There are plenty of papers involving phytochemical analysis for certain plant species. Moreover, target compounds isolated different plant organs produced in vitro or collected from different...

03 April 2013 8,407 4 View

Plant growth and encapsulation

In the picture given below, there are encapsulated tissues. All green plantlets were derived from same donor plant after 3 weeks encapsulation initiation. The outermost empty petri plates are also...

02 March 2013 9,105 47 View

Taxonomic botany of in vitro cultivated plants

Clonal propagation or micropropagation techniques have been widely used over many plant species. In general at the end of studies, we come to the conclusion that "high efficient regeneration...

31 December 2012 949 9 View

Callus Cultures and Secondary Metabolites

Callus cultures in plant regeneration systems are sometimes useful for conservation. Moreover, they are capable of new variants. What do you think about secondary metabolite production from callus...

11 December 2012 8,070 8 View

Breeding Physalis peruviana (golden berry).

I'd like to work on breeding and propagation techniques of this species. It is known as super fruit due its metabolites occurring fruits. Could you provide me such documents concerning market...

11 December 2012 9,094 0 View

How can I measure MMP-1 protein activity or protein level from liver tissue?

Instead of checking only the mRNA level, I want to check the active protein level of MMP-1 in Liver tissue from mice. How can I do that?

03 March 2021 1,763 2 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

No title

02 March 2021 3,060 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

What do you know about biotechnology art?

What do you know about biotechnology art?

02 March 2021 1,653 3 View

Which is the best place in the world for the plant biotechnology research?

I am searching for a good place for the Post Doc,

02 March 2021 4,053 3 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 View