Hi,
Can I store and use complexes of biotinylated antibodies and streptavidin magnetic bead as an alternative to direct coupling?
Thank you!
So i have a few peptides (synthesized by SPPS and not cleaved from resin) and I want to add a maleimide label. We have NHS-PEG-Maleimide and from literature it is evident that the free amine group...
18 July 2024 4,075 3 View
I have repeated an MTT assay three times using different batches of the same cell line. Each time, I tested the same treatment (different medium) and seeded the same number of cells. Additionally,...
08 July 2024 1,900 1 View
I am following the NEB protocol to perform SDM with Q5 and NEB HiFi Assembly. I am making a two base pair change. First picture is my Primers designed with NEBaseChanger. Second Picture is my...
24 June 2024 6,079 4 View
I have a very polar alcohol (soluble in MeOH, H2O, partially in heated DMSO). And a long chain fatty acid that I would like to couple. I can't find a common solvent for them. I can form the...
24 June 2024 9,319 0 View
Hi, In a previous question I asked how to effectively model springs in Abaqus. However, I figured out the feature under Assembly -> springs/dashspots -> node to node Springs. I have a cylinder...
20 June 2024 892 3 View
Hi, I am trying to complete a buckling analysis on a tube with an external pressure. This solves itself easily by adding radial constraint on the internal edge of the tube, one axial constraint...
17 June 2024 8,165 7 View
I'm interested in the earliest days of placental terrestrial locomotion in large herbivorous taxa. Phenacodus seems to be transitional in this regard. Any others?
06 June 2024 5,182 2 View
Hey everyone! I'm doing peptide synthesis on Rink amide resin and sometimes I need to add amino acids with secondary amines or beta amino acids. Normally I synthesize 35 to 40 mer peptides. As a...
21 May 2024 9,035 0 View
Sometimes TCSPC curves are analyzed using the actual photon counts, and sometimes they are normalized with the signal running from 0 to 1, or even from 0 to some value less than 1. What quantity...
20 May 2024 4,277 0 View
I am currently using CASTEP version 22.11, and I encounter the following error when running calculations with spin-orbit coupling: Error with dsytrf in nlpot_prepare_precon_ks Current trace...
19 May 2024 4,236 5 View
Can anyone share any reference that gives mouse specific CD3 antibody sequence. I have been searching for this since few days and no luck. Thank you very much
08 August 2024 9,157 4 View
I'm working on selecting antibodies against a recombinant protein that has a His-tag. My idea is to first bind the recombinant protein to a HisTRAP column and then use this column for an affinity...
07 August 2024 505 3 View
We have a lateral flow test on Sartorius 140 NC. The conjugate is gold-monoclonal antibody. Using different control lines (GAM, protein A, protein G) we get a very strong leading edge with reduced...
31 July 2024 4,510 3 View
I am performing IgG purification and I have to show my results on SDS-PAGE. I use 10% tris glycine gel and prepare the samples under non reducing conditions. I am new to antibodies and therefore...
23 July 2024 6,664 6 View
I’m doing cell-surface biotinylation with HEK293 cells and after all the washing and biotin incubation steps (washing with PBS ph8, neutralizing unreacted biotin with 40mM Tris ph8) many of my...
23 July 2024 4,740 3 View
I have immunized BalB/C mice with a protein using the intradermal (ID) method with Complete Freund's Adjuvant (CFA) and Incomplete Freund's Adjuvant (IFA), following a 14-day interval and three...
22 July 2024 9,160 2 View
Hello, I recently stained my cells with an Arf6 antibody. The healthy control looks pretty normal, while the disease group cells have abnormally large black structures in the cell body. Has anyone...
21 July 2024 1,044 1 View
It was assumed that 4E8 T cells should be isolated and activated using plate-bound anti-human CD3, after which would be used for a genome-wide CRISPR screen. (Ref: Genome-wide CRISPR Screens in...
17 July 2024 3,371 0 View
hi, I am facing difficulties in the développement of an ELISA sandwich. I have several experiences in developing ELISA but that’s the first time I can’t find any solution. My test is currently as...
16 July 2024 9,044 10 View
Hi there, I'd like to use immunocytochemistry to determine a surface protein expression on mouse cell. The primary antibody I have is mouse anti mouse, and the secondary antibody I have is goat...
15 July 2024 6,008 5 View