FITC anti-human FcεRIα 334608 from BioLegend

Product Specs
ItemFITC anti-human FcεRIα
CompanyBioLegend
Price $282.00Supplier Page View Company Product Page
Catalog Number334608
Quantity100 tests
ApplicationsFC - Quality tested
Conjugate/TagFITC
FormatPhosphate-buffered solution, pH 7.2, containing 0.09% sodium azide and BSA (origin USA)
ConcentrationLot-specific (to obtain lot-specific concentration and expiration, please enter the lot number in our Certificate of Analysis online tool.)
CloneAER-37 (CRA-1)
ReactivityHuman
IsotypeMouse IgG2b, kappa
HostMouse
Antibody TypePrimary
TargetFcepsilonRIalpha
NCBI Gene AliasesFCE1A, FCERIA, FcERI
NCBI Full Gene NameFc epsilon receptor Ia
ClonalityMonoclonal

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BioLegend

8999 BioLegend Way

San Diego, California 92121

United States

Phone: 1-877-246-5343 Toll-Free, USA & Canada
1-858-768-5800 International
Fax: 1-877-455-9587

Company Profile

Website: biolegend.com

(1) PBX3 regulates mast cell parthanatos via TOP2A mediated DNA damage in allergic rhinitisiScienceApril 17, 2026Shuhong Wu, Xinhua Zhu, Wen Xie, Jiali Liu, Chunhua Li, Meiqun Wang, Haisen PengRESOURCE,SOURCE,IDENTIFIER Antibodies,Antibodies,Antibodies ,, PE anti-CD117,Biolegend,Cat# 983304; RRID： AB_2650654 FITC anti-FCεRI,Biolegend,Cat# 334607; RRID： AB_11184971 Rat Anti-Mouse CD16/CD32,BD Biosciences,Cat# 553142; RRID： AB_3247615 anti-PBX3,Abclonal,Cat#

(2) Protocol for optimized mononuclear cell isolation from liver and tumor tissue using mechanical or enzymatic digestionSTAR ProtocolsMarch 1, 2026Sachin Kumar Singh Chauhan, Linda Feldbrügge, Moritz Schmelzle, Heiner Wedemeyer, Bernd Heinrich(Clone: AER-37/CRA-1); Antibody working dilution: 1:30,"BioLegend Europe B.V., the Netherlands","Cat# 334608, RRID:AB_1227653" Anti-human TCR α/β Antibody – FITC (Clone: IP26); Antibody working dilution: 1:30,"BioLegend

(3) Mast-cell derived nerve growth factor drives ILC2 pro-tumoral functions in bladder cancerNature CommunicationsFebruary 21, 2026Maryline Falquet, Hajar El Ahanidi, Alejandra Gomez-Cadena, Ziyang Su, Anthony Cornu, Tania Wyss, Burak Kizil, Robert Pick, Katayoun Falamaki, Pratyaksha Wirapati, et al.(NP4D6, 1:25, Biolegend Cat 324614, Lot B372625) and anti-human FcεRIα (AER-37, 1:200, Biolegend Cat 334608, Lot B302018). Additional markers used for ILC subsets’ identification and characterization include:

(4) L-Phenylalanine is a metabolic checkpoint of human Th2 cellsCell Reports MedicineDecember 16, 2025Abhijeet J. Kulkarni, Juan Rodriguez-Coira, Nino Stocker, Urszula Radzikowska, Antonio J. García-Cívico, María Isabel Delgado Dolset, Nuria Contreras, Inés Jardón Parages, Vanesa Saiz Sanchez, Pilar Serrano, et al.anti-human CD303-FITC,BioLegend,Cat#354208; RRID: AB_2561364 Mouse anti-human FceR1a-FITC,BioLegend,Cat#334608; RRID: AB_1227653 Rat anti-human CRTH2-PE,BD Biosciences,Cat#563665; RRID: AB_2738360 Mouse anti-human

(5) Treatment of Advanced NSCLC Patients with an Anti-Idiotypic NeuGcGM3-Based Vaccine: Immune Correlates in Long-Term SurvivorsBiomedicinesMay 6, 2025Zaima Mazorra, Haslen H. Cáceres-Lavernia, Elia Nenínger-Vinageras, Leslie M. Varona-Rodríguez, Carmen Elena Viada, Zuyen González, Nely Rodríguez-Zhurbenko, Anne-Christine Thierry, Gisela María Suarez-Formigo, Yendry Ventura-Carmenate, et al.Number/Company,Dilution Anti-CD3,FITC,UCHT1,300440/Biolegend,1/100 Anti-CD4,FITC,RPA-T4,300515/Biolegend,1/200 Anti-CD8,FITC,RPA-T8,301006/Biolegend,1/100 Anti-CD14,FITC,HCD14,325604/Biolegend,0.3/50 Anti-CD15,FITC,HI98,301904/Biolegend,0.3/50 Anti-CD16,FITC,3G8,302006/Biolegend,1/400 Anti-CD19,FITC,HIB19,302206/Biolegend,1/400 Anti-CD20,FITC,2H7,302304/Biolegend,0.3/50 Anti-CD33,FITC,HIM3-4,303304/Biolegend,1/200 Anti-CD34,FITC,581,560942/BD Pharmingen,1/100 Anti-CD203c,FITC,NP4D6,324614/Biolegend,1/100 Anti-FcϵRI,FITC,AER-37,334608/Biolegend,1/100 Anti-TCR Vδ1,FITC,TS8.2,TCR2730/Invitrogen,1/100 Anti-CD57,FITC,HCD57,322306/Biolegend,1/50 Anti-NKp44,PercP/Cy5.5,P44-8,325114/Biolegend,2/50 Anti-TCR Vδ2

(6) Protocol for in vitro generation of innate lymphoid cells from human embryonic tissuesSTAR ProtocolsMarch 1, 2025Chen Liu, Qingfeng Fu, Guoju You, Tao Cheng, Yu Lan, Bing Liu1:100),BioLegend,Cat#302206; RRID: AB_314236 Anti-human FcεRIa FITC clone: AER-37 (dilution: 1:100),BioLegend,Cat# 334608; RRID: AB_1227653 Anti-human CD107a BV421 clone: H4A3 (dilution: 1:20),BioLegend,Cat#328626; RRID:

(7) Single cell profiling of hematopoietic stem cell transplant recipients reveals TGF-β1 and IL-2 confer immunoregulatory functions to NK cellsiScienceDecember 20, 2024Jessica A. Mathews, Dorota T. Borovsky, Kyle T. Reid, Julia M. Murphy, Sarah J. Colpitts, Abel Santos Carreira, Tommy Alfaro Moya, Douglas C. Chung, Igor Novitzky-Basso, Jonas Mattsson, et al.(clone NP4D6),BioLegend,Cat#324614; RRID:AB_11218991 FITC anti-human FceR1a (clone AER37),BioLegend,Cat#334608; RRID:AB_1227653 FITC anti-human CD79a (clone HM47),BioLegend,Cat#333512; RRID:AB_2565983 FITC anti-human CD138

(8) Isolation, expansion, and adoptive transfer of human ILC2s for the treatment of mice bearing liquid and solid tumorsSTAR ProtocolsSeptember 20, 2024Zhenlong Li, Rui Ma, Hejun Tang, Michael A. Caligiuri, Jianhua Yu,Thermo Fisher Scientific,"Cat# MA5-28586, RRID: AB_2745545" Anti-human FcεRIα -FITC (dilution: 1:40),BioLegend,"Cat# 334608, RRID: AB_1227653" Anti-human CD56-FITC (dilution: 1:40),BioLegend,"Cat# 362546, RRID: AB_2565964" Anti-human

(9) CB2 stimulation of adipose resident ILC2s orchestrates immune balance and ameliorates type 2 diabetes mellitusCell reportsJuly 23, 2024Shafiei-Jahani P, Yan S, Kazemi MH, Li X, Akbari A, Sakano K, Sakano Y, Hurrell BP, Akbari O.HI264),BioLegend,"Cat # 349104, RRID: AB_10613463" FITC anti-human FCεRIα (clone AER-37),BioLegend,Cat # 334608; RRID: AB_1227653 FITC anti-human CD1a (clone HI149),BioLegend,Cat # 300104; RRID: AB_314018 FITC anti-human CD123

(10) A comparative study of blood cell count in four automated hematology analyzers: An evaluation of the impact of preanalytical factorsPLOS ONEMay 24, 2024Annika Åstrand, Cecilia Wingren, Claire Walton, Johan Mattsson, Komal Agrawal, Madelene Lindqvist, Lina Odqvist, Björn Burmeister, Steven Eck, Glen Hughes, et al.HLA-DR-BV786 (#564041), CD14-BV605 (#564054), CD16-alexa700 (#560713) from BD Biosciences and FcεR1-FITC (#334608), Siglec-8-PECF594 (#347109) and CD66b-PerCpCy5.5 (#305108) from Biolegend (modified from Hernandez

(11) Cytotoxicity assessment of exfoliated MoS2 using primary human mast cells and the progenitor cell-derived mast cell line LAD2†Nanoscale AdvancesApril 30, 2024Hazel Lin, Antonio Esau del Rio Castillo, Viviana Jehová González, Francesco Bonaccorso, Ester Vázquez, Bengt Fadeel, Alberto Biancoanti-human antibodies used to characterize mast cells or to measure activation were FcεRI-FITC (Biolegend, #334608), CD117-APC (BD, #553356), MRGX2-PE (Biolegend, #359004), CD203c-PerCP/Cyanine5.5 (Biolegend, #324608),

(12) Therapeutic application of human type 2 innate lymphoid cells via induction of granzyme B-mediated tumor cell deathCellFebruary 1, 2024Li Z, Ma R, Tang H, Guo J, Shah Z, Zhang J, Liu N, Cao S, Marcucci G, Artis D, et al.,Thermo Fisher Scientific,"Cat# MA5–28586, RRID: AB_2745545" Anti-human FcepsilonRIalpha-FITC,Biolegend,"Cat# 334608, RRID: AB_1227653" Anti-human CD56-FITC,Biolegend,"Cat# 362546, RRID: AB_2565964" Anti-human CD56-AF700,BD Biosciences

(13) Multivalent, asymmetric IL-2-Fc fusions show enhanced selectivity for regulatory T cellsScience signalingOctober 17, 2023Orcutt-Jahns BT, Emmel PC, Snyder EM, Taylor SD, Meyer AS.hour at 4°C in a cocktail of anti-lineage FITC (Invitrogen, 22–7778-72), anti-FcεR1 FITC (Biolegend 334608), anti-CD25 APC/Fire 810 (Biolegend 356150), anti-CD127 Brilliant Violet 421 (Biolegend 351310), and

(14) Dynamic single-cell regulomes characterize human peripheral blood innate lymphoid cell subpopulationsiScienceSeptember 15, 2023Maryline Falquet, Ziyang Su, Tania Wyss, Giuseppe Ercolano, Sara Trabanelli, Camilla JandusAB_2857615 FITC anti-human CD203c,Biolegend,Cat# 324614; RRID: AB_11218991 FITC anti-human FcεRIα,Biolegend,Cat# 334608; RRID: AB_1227653 APC anti-human CD45,Biolegend,Cat# 982304; RRID: AB_2650648 PE-Cyanine anti-human

(15) A Cell-Free Protein Synthesis Platform to Produce a Clinically Relevant Allergen PanelACS Synthetic BiologyAugust 18, 2023Ariel Helms Thames, Clayton H. Rische, Yun Cao, Rebecca A. Krier-Burris, Fei Li Kuang, Robert G. Hamilton, Charles Bronzert, Bruce S. Bochner, Michael C. Jewettinstructions (10 min incubation), then labeled with fluorescent antibodies FITC α-human FcεRIα (Biolegend 334608), APC α-human CD107a/LAMP1 (BD 641581), Bv421 α-human CD117/KIT (BD 562434), and PE α-human CD63 (BD

(16) Transcriptional and chromatin profiling of human blood innate lymphoid cell subsets sheds light on HIV-1 pathogenesisThe EMBO journalAugust 15, 2023Wang Y, Lifshitz L, Silverstein NJ, Mintzer E, Luk K, StLouis P, Brehm MA, Wolfe SA, Deeks SG, Luban J.FITC" Anti‐Human CD34,BioLegend,"Cat# 343504 Clone: 581, FITC" Anti‐Human FcεR1α,BioLegend,"Cat# 334608 Clone: AER‐37, FITC" Anti‐Human CD1a,BioLegend,"Cat# 300104 Clone: HI149, FITC" Anti‐Human CD11c,BioLegend,"Cat#

(17) The single-cell transcriptional landscape of innate and adaptive lymphocytes in pediatric-onset colitisCell reports. MedicineMay 16, 2023Kokkinou E, Soini T, Pandey RV, van Acker A, Theorell J, Czarnewski P, Kvedaraite E, Vandamme N, Lourda M, Sorini C, et al.BDCA2 FITC (Clone AC144),Miltenyi,Cat#130-113-192 anti-human FcER1a FITC (Clone AER-27),Biolegend,Cat#334608 anti-human CD34 FITC (Clone 581),Biolegend,Cat#343504 anti-human CD94 FITC (Clone DX22),Biolegend,Cat#305504 anti-human

(18) Mast cells contribute to the resolution of allergic inflammation by releasing resolvin D1Pharmacological ResearchMarch 1, 2023Pier Giorgio Puzzovio, Hadas Pahima, Tresa George, David Mankuta, Ron Eliashar, Ekaterini Tiligada, Bruce D. Levy, Francesca Levi-SchafferMassachussets, USA). CBMCs and pbEos were incubated with either FITC mouse anti-human FcεRIα (Cat.# 334607, BioLegend, San Diego, CA, USA) or PE mouse anti-human CCR3 (Cat.# FAB155P, R&D biosystems, Minneapolis,

(19) Single-cell RNA sequencing identifies a population of human liver-type ILC1sCell reportsJanuary 31, 2023Krämer B, Nalin AP, Ma F, Eickhoff S, Lutz P, Leonardelli S, Goeser F, Finnemann C, Hack G, Raabe J, et al.Blocking Reagent,Miltenyi,RRID: AB_2892112; Cat#130-059-901 FcERJa FITC (AER-37),Biolegend,RRID: AB_1227653; Cat#334608 GM-CSF PE (BVD2-21C11),BioLegend,RRID: AB_2085532; Cat#502306 Grz B PE (GB11),BD Biosciences,RRID:

(20) Protocol to desensitize human and murine mast cells after polyclonal IgE sensitizationSTAR protocolsDecember 16, 2022López-Sanz C, Sánchez-Martínez E, Jiménez-Saiz R.dilution,BioLegend,Cat#101302 Mouse anti-FcεRIα FITC; [clone AER-37]; 1:100 dilution,BioLegend,Cat#334608 Mouse anti-CD107a APC; [clone H4A3]; 1:100 dilution,BioLegend,Cat#280.328620 Mouse anti-CD117 PE;

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FITC anti-human FcεRIα from BioLegend

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FITC anti-human FcεRIα from BioLegend

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