07 December 2016 1 2K Report

I recently used 10 microliter/ml LPS to stimulate Hela cell, but didn't detect any IL-1B by Western Blot in cell lysates at 28h, did anyone use it before?

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Why Do TDS and EC Increase with Larger Wastewater Volumes, While BOD and COD Decrease?

I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...

09 August 2024 9,621 0 View

How to enrich pig excreta for increasing nutrient quality organically ?

Pig slurry is rich in major and minor nutrients. Is there any way to improve / Enrich its manure quality to be used in agriculture organically ? please share your knowledge.

09 August 2024 5,605 2 View

Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 269 3 View

Unusual intensity drop in some sections of chromatograms in DDA?

Hi, we have measured tryptic peptides using both DDA and DIA method on QExactive. In DDA replicates i saw unusual intensity drops occurring at the same sections of chromatograms in DDA replicates...

07 August 2024 3,218 4 View

Leaf area of tomato ?

Hi How can this equation Ln(LA) = 1.038 + 0.89 ln(X) be applied to calculate the leaf area of ​​a tomato? Can you explain with an example and what is the substitution of Ln and ln?

06 August 2024 2,508 2 View

Why did the authors extrapolate a phenotype that they experimentally proved in one bacterial strain across the whole genus of the organism?

I aim to be as skeptical as possible regarding whether a pair of orthologous genes results in the same phenotype in their different but related bacterial organisms under similar environmental...

05 August 2024 6,787 4 View

How to preform densitometry on SDS-page bands?

I ran a SDS-page of a bacterial lysate and I want to quantify protein concentration in a specific band. I was thinking of using a standards ladder or make some standards are different...

05 August 2024 9,805 3 View

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds?

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds

04 August 2024 3,019 3 View

Which solvent is better to dissolve with secondary metabolites extracted from fungi?

I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...

03 August 2024 4,725 2 View

What are the limitations and challenges of using machine learning for predicting concrete compressive strength in practical applications?

Machine learning (ML) has shown great potential in predicting the compressive strength of concrete, an important property for structural engineering. However, its practical application comes with...

03 August 2024 2,546 2 View

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Senescence-associated beta galactosidase staining is False Positive in control group?

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How long will macrophages remain in the M1 state after treatment with 100 ng/mL of LPS?

In my experiment, I treated RAW macrophages with 100 ng/mL of LPS. After 24 hours, I collected the supernatant and replaced it with fresh media. I then quantified the cytokine levels of TNF and...

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(treating astrocytes with LPS) Has anyone observed the recovery of astrocytes from LPS injury, a few hours after the treatment?

or can you recommend articles showing the differential effect of LPS in a time dependant manner?

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How can I calculate the SOD enzymatic activities using the spectrophotometer method?

I have to quantify the enzymatic activities of SOD in plants using a method that employs hypoxanthine-xanthine oxidase to create O2. The colorimetric reaction was performed by combining...

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Unexpected 35 kDa Band Observed During Expression and Purification of Dengue 3 NS5 RdRp Domain ?

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How to maintain intestinal tissue resident cells (TRM) in culture?

I am attempting to culture tissue resident T cells (TRM) derived from fresh intestinal tissue for up to six days. I am finding that the viability of the T cells is low at D0, and a very small...

08 July 2024 4,887 2 View

THP-1 cells completely dying with PMA, help?

Have been trying to induce THP-1 using PMA at different concentrations (range from 5 to 50 ng/mL) but after 48h all the conditions except the control are mostly dead, checked by trypan blue and...

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What could be the expression profile of alkaline phosphatase from lactic acid bacteria?

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Can I do IPTG induction on OD600=2.6 in TB?

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