Think that the reason is sulfhydration of the protein, how can confirm that?

Hello all, I have noticed a shifting to low molecular weight band of protein by Western blotting after incubation with H2S donor (presence vs absence of H2S), I think that the reason is...

09 October 2019 702 1 View

Dear colleagues, please any have this book Machine Learning Mastery With Weka by Jason Brownlee?

a book for ML applications in WEKA

08 September 2019 6,042 1 View

Any recommendation about cybersecurity research from business perspective ?

Any recommendation about cybersecurity research from business perspective ?

07 August 2019 1,884 3 View

I discivered the right treatment for all cancer types after long study 1999-2013. I do my best but no one help me to make me help cancer's patients?

Dears, at 1999 I discovered that known herbs used for treating all cancers I studied them for four years and at 2003 I prepared unusual treatment from them, treating many diseases in amazing way I...

03 April 2019 1,607 4 View

Do you think that the doctor who writes the maximum numbers of antibiotic prescriptions has a role in emergence of antibiotic resistance?

Many bad doctors and pharmacists try to write or give the maximum number of antibiotic prescriptions for personal gain. Do you think this has a role in propagating antibiotic resistance? Regards

31 December 2018 7,590 0 View

In concrete crack modeling using Extended FEM how one can treat the existence of reinforcement rebar when the crack path intersect this rebar?

The Extended Finite Element is innovative method used for treatment the discontinuity problem that faced the FE model during cracking process. Still a problem raises when the concrete is...

06 July 2018 2,030 4 View

Hi there, I've two strains of bacteria and four different conditions. How can design the experiment by using Response Surface Methodology (RSM)?

The Response Surface Methodology, The Box-Behnken design, three replicates.

04 May 2018 9,117 3 View

I ask if it is possible to model cracking in reinforced concrete using Extended Finite Element method?

Extended Finite Element (XFE) method is a new approach used to treat the discontinuity results from concrete cracking. It is well known that XFE is applied sufficiently for crack propagation in...

01 February 2018 2,404 4 View

What is the fracture energy?

Brittle materials such as concrete fail by cracking when they are subjected to tensile stress and by crushing when they are subjected to compression. Most of theories of failure applied to theses...

01 February 2018 456 1 View

Is there any design code or code of practice regarding specially shaped reinforced concrete columns?

I am looking for a code of practice for design of reinforced concrete columns having arbitrary cross-sections such as angle, tee of cross shapes

31 December 2017 1,001 0 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

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

No title

I am trying to find how to know the density needed for a pva electrospinning in a 0.6mm neddle, the electrospinning will be from top to bottom and the problem I really have is the solution because...

25 February 2021 2,615 3 View

Steps to calculate activation energy by coats & redfern method?

I'm a chemistry student and I'm researching the kinetic degradation of mixed plastic waste. I'm having trouble calculating the activation energy by the coats & Redfern method. The data that...

24 February 2021 974 1 View

RNA degraded after good nanodrop readings?

23 February 2021 8,850 2 View

How can I simulate the optical absorption spectrum of a biomaterial (like DNA or protein) in COMSOL?

I need to simulate the optical properties of a biomaterial, namely DNA, in COMSOL. Basically I need to simulate the IR absorption spectrum of a cylinder filled with a 'concentration' of DNA. I am...

21 February 2021 3,043 3 View

Questio regarding micro/nano particles fabrication ?

I will start to fabricate micro/nanoparticles for growth factor release and I check out a procedure quite nice, however, it is lacking some details and since I don't have much knowledge doing this...

20 February 2021 199 2 View