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Aromatic organic compounds that consist of a phenyl functional group (−C6H5) bonded to a hydroxyl functional group (−OH). Includes compounds with more substitutions and derivatives.
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Recombinant human macrophage colony-stimulating factor 1 (M-CSF) is a 223-amino-acid cytokine produced in HEK293 cells with a C-terminal 6xHis tag. The lyophilized protein is >95% pure and appears at ~40-50 kDa due to glycosylation; it is supplied with validated biological activity for use in macrophage and monocyte proliferation, differentiation, and signaling studies.
Expressed in human HEK293 cells for native glycosylation.
C-terminal 6xHis tag enables detection and purification.
Purity greater than 95% by reducing SDS-PAGE.
Measured biological activity with low ED50 for reliable assays.
Lyophilized formulation for room-temperature shipping and long-term storage at -20°C.
Multiple unit sizes available to suit experimental scale.
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m-PEG2-Tos is an uncleavable polyethylene glycol (PEG) linker used for assembling antibody-drug conjugates (ADCs) and as a PEG-based linker for proteolysis targeting chimeras (PROTACs). It has a methoxy-capped PEG spacer and a tosylate reactive terminus for conjugation to nucleophiles.
Used as an uncleavable ADC linker for attaching cytotoxins to antibodies.
Suitable as a PEG-based PROTAC linker for connecting protein ligands.
Methoxy-capped PEG spacer with a tosylate reactive end for conjugation.
Reported molecular weight 274.33 and formula C12H18O5S.
High reported purity (about 97%).
Available in multiple package sizes for synthetic workflows.
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Bromocresol purple sodium is a pH indicator whose color changes from yellow to purple when the pH increases from 5 2 to 6 8 Bromocresol purple sodium can be used for detecting yeast cells with plasma membrane damage and measuring serum albumin concentrations[1][2][3]
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