In terms of background, what should I start from as a beginner in immunological field?

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In the mtb-infected mouse model, should I do the perfusion if I want to harvest the lung and monitor the organ CFU?

Normally, if we need to isolate the lymphocytes from the lungs, perfusion through the heart is necessary, by which the blood lymphocyte contamination will be excluded and less red blood cells...

10 November 2016 1,767 1 View

Is there anything in blood co-relative to the bacterial burden in MTB infected mice?

Hi guys, I am working with the mtb-infected mouse model. and i am thinking about whether we can monitor the bacterial burden with mouse blood. the current way we do for the bacterial burden...

09 October 2016 6,615 4 View

Have anyone tried the antibiotic combination of 7H11 selectable agar on plating mice organ homogenate?

Hi guys, I am here again with mycobacteria question. for plating organ homogenate from SPF mouse, we have to add antibiotic combination to the 7H11 agar. the combination I used for BalB/c mice...

09 October 2016 9,902 7 View

What is the sequence of wild type GP33 in LCMV?

I have a question about the epitope GP33 of LCMV. In some paper, it is indicated that the wild type GP33-41 is KAVYNFATM, yet in others, the wild type GP33-41 turned to be KAVYNFATC. Which one is...

08 September 2016 5,027 4 View

Got a math issue when i build the mutation library?

i am building a mutation library in Mycobacterium, and after i collected the colonies of the library, the total CFU will be more than 10^9 CFU. there are 4000 genes in the genome, so i can say...

02 March 2016 8,054 3 View

Is there any animals we already know having the resistance to mycobacterium tuberculosis?

i am just curious

08 September 2014 2,405 0 View

Has anyone experienced mouse moulting on the head 11 weeks after being injected BCG ?

5 mice were injected with BCG, 11 week later, 4 moulted on the head.

08 September 2012 7,469 1 View

What precautions should be taken while handling S. aureus enterotoxin Type B in the lab?

I would like to understand potential safety concerns while handling SEB in the lab. Especially while working in animal house facility. Would like to know precautions for handling. Sigma MSDS...

07 August 2024 6,034 3 View

Why activated CAR-Jurkat cell could not kill targets?

Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...

06 August 2024 641 2 View

Please explain how the plastic input value should be considered from the true stress-strain curve for the bilinear elastoplastic material model ?

I am working on Abaqus/Explicit(Quasistatic ) for the deformation of the auxetic structure model. Please explain how the plastic input value should be considered from the true stress-strain curve...

05 August 2024 454 3 View

"A Markov-like Model for Patient Progression"?

A Markov-like Model for Patient Progression" Markov Chain Monte Carlo (MCMC) Markov Chain Monte Carlo (MCMC) is a powerful computational technique used to draw samples from a probability...

05 August 2024 10,079 0 View

Project/Experimental assistance ？?

Do experiments on behalf of Our Business: Laboratory animal rearing Animal modeling Experimental animal behavior detection, image ultrasonic detection, electrophysiology platform Organoid...

05 August 2024 5,829 1 View

How to report results of Generalised Linear Mixed Models in a journal article?

Hi everyone, If you have written or come across any papers where Generalised Linear Mixed Models are used to examine intervention (e.g., in mental health) efficacy, could you please share the...

04 August 2024 4,130 4 View

How to isolate lymphocytes from mouse spleen?

I have tried several times to isolate lymphocytes from mouse spleen, but all attempts have been unsuccessful. I tried most available protocols. I used different dissociation media (HBSS with Ca...

04 August 2024 9,913 7 View

Is it necessary to covary exogenous constructs in a structural model?

I am working on a SEM model where i have 7 latent variables (6 exogenous and 1 endogenous). In AMOS when I co-vary the exogenous constructs, only 2 paths are coming significant out of 6. But when...

03 August 2024 6,028 4 View

Short Synthesis of Graphene Oxide from Natural Graphite Flakes?

I am in search of a modified Hummer's method, which can be used to synthesis graphene oxide within 6-8 hours. As I am a student it is not allowed for us to work after 5 in the laboratory. So I am...

01 August 2024 8,368 2 View

How can I get my Granzyme B flow cytometry stain to be consistent?

I have used PE and PE-Dazzle 594 fluorochromes and have managed to get NK cells to properly show GranzymeB expression after 4 hr PMA/ionomycin stimulaton, but for some reason my CD8 cells in the...

01 August 2024 7,677 2 View