What scientists should do to bring down predatory journals and publishers?

Recently there has been an upsurge in the number of predatory journals and publishers. These predators publish anything at all fee. Beall's list is a good starting point but what do scientists...

11 December 2017 9,363 5 View

Are you interested in a research collaboration?

We are a Kenyan Team working on traditional spontaneously fermented food products. Our project involves isolation and characterization of microorganisms using molecular diagnostic techniques and...

05 June 2015 9,146 4 View

Looking for a collaboration in Biotechnology or Chemical Engineering?

I am currently working on a proposal on the application of lignocellulosic biomass for production of value-added chemicals in Kenya. I am looking forward to collaborate with a senior faculty...

11 December 2014 3,089 4 View

Who has a paper detailing the minimum requirements of Polylactic acid for medical applications?

Polylactic acid synthesized by ROP may contain reminants of the catalyst. Who knows the minimum requirements of the catalyst for this polymer to be applied for medical uses?

08 September 2013 8,767 1 View

How many plasmids can one use for expressing genes in E.coli?

I have 3 plasmids; kanamycin, ampicillin and chloramphenicol- as markers and the plasmids are compartible. Can these plasmids be retained in E. coli without becoming a burden or should I transfer...

03 April 2013 8,438 5 View

Does anyone know of a suitable software that I can use to predict the genes that I can overexpress or delete?

I want to improve yields of my target compound and I believe by traditional metabolic engineering, I cannot easily target specific genes from the metabolic pathways.

02 March 2013 6,778 3 View

No title

01 February 2013 1,813 11 View

Are the genes cloned into pT7 blue vector expressed in E. coli K12? No DE3 and IPTG induction! The vector has T7 promoter upstream, any experience?

If the genes could be expressed, I can avoid transfer to another plasmid

31 December 2012 2,881 1 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

No title

02 March 2021 3,060 3 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 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

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View