SFTPD, as known as Surfactant pulmonary-associated protein D, is a member of the collectin family of C-type lectins that is synthesized in many tissues including respiratory epithelial cells in the lung, and contains one C-type lectin domain and one collagen-like domain. It is humoral molecules of…

Purity: ≥98% (SDS-PAGE and HPLC) Storage: −20°C

Purity: >=95% (HPLC) Storage: -20C Legal Information: SILu is a trademark of Sigma-Aldrich Co. LLC

SILu(TM)MAb Cetuximab (MSQC19) is a recombinant, stable isotope-labeled, monoclonal antibody which incorporates [13C6, 15N4]-Arginine and [13C6, 15N2]-Lysine. Expressed in CHO cells, it is designed to be used as an internal standard for the quantitative mass spectrometry analysis of Cetuximab in…

SILu(TM) MAb Adalimumab Stable-Isotope Labeled Monoclonal Antibody is a recombinant, stable isotope labeled, monoclonal antibody which incorporates [13C6, 15N4]-Arginine and [13C6, 15N2]-Lysine. Expressed in CHO cells, SILuMAb Adalimumab is designed to be used as an internal standard for analysis…

SILu(TM)MAb Trastuzumab (MSQC23) is a recombinant, stable isotope-labeled, monoclonal antibody which incorporates [13C6, 15N4]-Arginine and [13C6, 15N2]-Lysine. Expressed in CHO cells, it is designed to be used as an internal standard for the quantitative mass spectrometry analysis of Trastuzumab…

Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) or (2019-nCoV) is a novel coronavirus that had spread on December 2019 in Hubei province of China and infected millions of people worldwide.1 The Spike protein (also known as S protein) is the most studied of the coronaviruses proteins,…

SOLu-Trypsin Dimethylated (EMS0005) is our exclusive, Advanced Proteomics Grade enzyme that is solution stable for mass spectrometry. Designed to be stable in solution when refrigerated, SOLu-Trypsin Dimethylated can be used immediately without preparation. Other forms of trypsin require thawing or…

SILu(TM)MAb Bevacizumab (MSQC21) is a recombinant, stable isotope-labeled, monoclonal antibody which incorporates [13C6, 15N4]-Arginine and [13C6, 15N2]-Lysine. Expressed in CHO cells, it is designed to be used as an internal standard for the quantitative mass spectrometry analysis of Bevacizumab…

Signal regulatory protein-alpha (SIRP-alpha), also known as Tyrosine-protein phosphatase non-receptor type substrate 1, CD172a, Bit, and MyD-1, GenBank Accession No. NP_542970, a.a. 27-370, with C-terminal His-tag, MW 38.4 kDa*, expressed in a HEK293 expression system. This protein acts as a…

Contamination of final product with Host Cell Proteins (HCPs) is a major concern for the development and production of Biotherapeutics in CHO cell lines. SILuCHOP is a representative heavy-isotope labeled standard of secreted host cell proteins, thus facilitating identification of biotherapeutics…

SILu(TM)MAb Rituximab (MSQC13) is a recombinant, stable isotope-labeled, monoclonal antibody which incorporates [13C6, 15N4]-Arginine and [13C6, 15N2]-Lysine. Expressed in CHO cells, it is designed to be used as an internal standard for the quantitative mass spectrometry analysis of Rituximab in…

Purity: >=95% (HPLC) Storage: -20C Legal Information: SILu is a trademark of Sigma-Aldrich Co. LLC

Synonyms: SILu(TM)MAB Stable-Isotope Labeled Universal Monoclonal Antibody Standard human; IgG1 kappa Purity: >=90% (SDS-PAGE) Storage: -20C Application: SILu(TM) MAB K1 Stable-Isotope Labeled Universal Monoclonal Antibody has been used to spike peptide samples to assess preparation…

SILu(TM)MAb Infliximab Stable-Isotope Labeled Monoclonal Antibody (MSQC9) is a recombinant, stable isotope-labeled, monoclonal antibody which incorporates [13C6, 15N4]-Arginine and [13C6, 15N2]-Lysine. Expressed in CHO cells, it is designed to be used as an internal standard for the quantitative…

Purity: >=95% (HPLC) Storage: -20C Legal Information: SILu is a trademark of Sigma-Aldrich Co. LLC

Storage: -20C Application: SILuMab G is ideal for the qualitative and quantitative analysis of glycoprotein glycans, and can be applied to individual glycans or complex mixtures. Legal Information: This product is licensed under U.S. Patent No. 7,396,688 and foreign counterparts from E.…

Synonyms: SILu(TM)MAB Stable-Isotope Labeled Universal Monoclonal Antibody Standard human; IgG4 kappa Purity: >=90% (SDS-PAGE) Storage: -20C Application: Multiplex Universal Peptide Quant Approach Using Microflow LC/MS/MS for Non-human Preclinical PK Study of Therapeutic Monoclonal…

Purity: >=95% (HPLC) Storage: -20C Legal Information: SILu is a trademark of Sigma-Aldrich Co. LLC

Synonym(s): NAD-dependent ADP-ribosyltransferase sirtuin-6; SIR2L6; SIRT6; sir2-like 6 Purity: ≥70% (SDS-PAGE) Storage: −70°C

Synonym(s): SIR2; SIRT1; Sir2A; sir2-like 1 Purity: ≥80% (SDS-PAGE) Storage: −70°C

Synonym(s): SIR2L2; SIRT2; sir2-like 2 Purity: ≥80% (SDS-PAGE) Storage: −70°C

Synonym(s): KMT7; Lysine N-methyltransferase 7; SET domain containing (lysine methyltransferase) 7; SET7/9; SETD7 Purity: ≥70% (SDS-PAGE) Storage: −70°C

Synonym(s): NAD-dependent ADP-ribosyltransferase sirtuin-4; SIR2L4; SIRT4; sir2-like 4 Purity: ≥70% (SDS-PAGE) Storage: −70°C

Synonym(s): NAD-dependent ADP-ribosyltransferase sirtuin-7; SIR2L7; SIRT7; sir2-like 7 Purity: ≥70% (SDS-PAGE) Storage: −70°C

Synonym(s): 9S-Hydroxy-10E,12Z-octadecadienoic acid Empirical Formula: C₁₈H₃₂O₃ Linear Formula: C₁₈H₃₂O₃ Formula Weight: 296.44 MDL Number: MFCD00065831 Purity: ≥98% (HPLC) Storage: −20°C

Synonym(s): Mitochondrial nicotinamide adenine dinucleotide-dependent deacetylase; SIR2L3; SIRT3; Silent mating type information regulation 2; sir2-like 3 Purity: ≥70% (SDS-PAGE) Storage: −70°C

Synonym(s): HIF-1; HYPB; KMT3A; SET domain containing 2; SETD2 Purity: ≥75% (SDS-PAGE) Storage: −70°C

Synonym(s): NAD-dependent ADP-ribosyltransferase sirtuin-5; SIR2L5; SIRT5; sir2-like 5 Purity: ≥50% (SDS-PAGE) Storage: −70°C

Synonym(s): ODAR (osteoclast differentiation and activation receptor); TNFRSF11A; TRANCE Receptor Purity: ≥98% (HPLC); ≥98% (SDS-PAGE) Storage: −20°C

Synonym(s): BRM; SNF2; SWI/SNF related, matrix associated, actin dependent regulator of chromatin, subfamily a, member 2; SWI2; Sth1p Purity: ≥90% (SDS-PAGE) Storage: −70°C