Primary Antibodies

Primary antibodies are immunoglobulins that recognize and bind to a specific antigen of interest with high affinity and specificity to purify, detect, and measure that antigen. Includes antibody pairs for specific biochemical applications.

Clearance (2)
New Lab Start-Up (865)
Offers (191,614)

special interests

Available on GSA/VA Contract (154)
Fast Shipping (7,421)
Greener Choice (163,159)
Small and Specialty Supplier (1,118,322)

Quantity

0.002 g (1)
0.01 mg (7)
0.015 mg (2)
0.02 mL (3,051)
0.02 mg (869)
0.025 mL (1,755)
0.025 mg (4,347)

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Host Species

Alpaca (565)
Armenian Hamster (2,463)
Biosimilar (38)
Bovine (1)
Canine (15)
Chicken (1,622)
Chinese Hamster (CHO) (726)

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Conjugate

APC (28,664)
APC-Alexa Fluor 750 (9)
APC-Cy7 (1)
APC-Cyanine5.5 (25)
APC-Cyanine7 (2,806)
APC-H7 (74)
APC-R700 (89)

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Applications

ADCC (2)
Activation (20)
Activity (23)
Adhesion Activation (114)
Adhesion Blockade (798)
Affinity Purification (473)
Agglutination (92)

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Classification

Cocktail (82)
Low Endotoxin/Azide-free (LE/AF) (105)
Monoclonal (697,302)
Monoclonal/Polyclonal (3,641)
Oligoclonal (11)
Polyclonal (672,706)
Recombinant Monoclonal (26,259)

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Target Species

A. thaliana (22)
Adeno-associated Virus (AAV) (15)
Adenovirus (133)
African Green Monkey (29)
Algae (5)
All species (1,447)
Alligator (109)

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Isotype

(VH-CH2-CH3)2 (2)
Bispecific Homodimer (VK-VH-VL'-VH', Tandem diabody);Kappa;Lambda (1)
Bispecific Mixed mAb and scFv IgG1;naKappa;Kappa (2)
Bispecific Single Domains (VH-VH'-CH),IgG1na;na (1)
Bispecific scFv with Domain Crossover κLambda (1)
Bispecific scFv, IgG4;Kappa;Kappa (1)
Bispecific scFv;Kappa;Lambda (6)

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Regulatory Status

ASR (334)
IVD (960)
RUO (1,317,776)

Form

Antisera (2,698)
Ascites (2,105)
Concentrated (1,631)
Culture Supernatant (14)
Diluted (9)
Frozen (21)
Liquid (289,036)

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Molecular Weight (g/mol)

103.12 (1)
104.15 (3)
104.58 (1)
106.17 (2)
107.11 g/mol (1)
108.14 (7)
108.18 (2)

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1 – 15 of 1,543,673 results

Invitrogen™ 6x-His Tag Monoclonal Antibody (HIS.H8), HRP

Mouse Monoclonal Antibody

Pricing & Availability
Specifications

Content And Storage	4°C
Target Species	Tag
Host Species	Mouse
Conjugate	HRP
Applications	Western Blot
Form	Liquid
Isotype	IgG2b
Concentration	1 mg/mL
Antigen	6x-His Tag
Regulatory Status	RUO
Purification Method	Protein A
Gene Alias	6His tag; 6X His; His Tag; Histidine Tag
Product Type	Antibody
Formulation	PBS with proprietary stabilizer and 0.07% Kathon; pH 7.2
Immunogen	6x His synthetic peptide.
Classification	Monoclonal
Primary or Secondary	Primary
Clone	HIS.H8

Invitrogen™ DYKDDDDK Tag Monoclonal Antibody (FG4R)

Mouse Monoclonal Antibody

Pricing & Availability
Specifications

Content And Storage	Store at 4°C short term. For long term storage, store at -20°C, avoiding freeze/thaw cycles.
Target Species	Tag
Host Species	Mouse
Conjugate	Unconjugated
Applications	Immunoprecipitation,Western Blot,Immunocytochemistry
Form	Liquid
Isotype	IgG1
Concentration	1 mg/mL
Antigen	DYKDDDDK Tag
Regulatory Status	RUO
Purification Method	Protein A
Gene Alias	DDDDK; DDDDK epitope tag; ECS epitope tag; ECS tag; FLAG; FLAG Tag
Product Type	Antibody
Formulation	PBS with no preservative; pH 7.2
Immunogen	Synthetic peptide (DYKDDDDK) coupled to KLH.
Classification	Monoclonal
Primary or Secondary	Primary
Clone	FG4R

Promotions Available

Human/Mouse/Rat CD31/PECAM-1 Antibody, R&D Systems™

Goat Polyclonal Antibody

Pricing & Availability

Invitrogen™ IL-6 Monoclonal Antibody (7IL6), Biotin

Mouse Monoclonal Antibody

Pricing & Availability
Specifications

Content And Storage	-20°C
Target Species	Human
Host Species	Mouse
Conjugate	Biotin
Applications	ELISA,Western Blot
Form	Liquid
Gene Accession No.	P05231
Isotype	IgG1
Concentration	0.5 mg/mL
Antigen	IL-6
Gene Symbols	Il6
Regulatory Status	RUO
Purification Method	Protein G
Gene Alias	B-cell differentiation factor; B-cell hybridoma growth factor; B-cell stimulatory factor 2; BSF2; BSF-2; CDF; CHIL-6; CTL differentiation factor; cytokine; HGF; H-IL-6; HSF; hybridoma growth factor; Ifnb2; IFN-beta-2; Il6; IL-6; ILg6; ILN; interferon beta-2; Interleukin; interleukin 6; Interleukin 6 (interferon, beta 2); interleukin 6 precursor; interleukin BSF-2; interleukin HP-1; Interleukin6; Interleukin-6; interleukin-6 precursor; interleukin-6 protein; M-IL-6; prointerleukin 6; R-IL-6
Gene	Il6
Product Type	Antibody
Gene ID (Entrez)	3569
Formulation	PBS with 4% BSA and proprietary Preservative
Immunogen	Recombinant human IL-6.
Classification	Monoclonal
Primary or Secondary	Primary
Clone	7IL6

Invitrogen™ CaMKII alpha Monoclonal Antibody (6G9)

Mouse Monoclonal Antibody

Pricing & Availability
Specifications

Content And Storage	-20°C, Avoid Freeze/Thaw Cycles
Target Species	Mouse,Rat
Host Species	Mouse
Conjugate	Unconjugated
Applications	Immunohistochemistry,Immunoprecipitation,Western Blot
Form	Liquid
Gene Accession No.	P11275, P11798
Isotype	IgG1
Concentration	1.17 mg/mL
Antigen	CaMKII alpha
Gene Symbols	CAMK2A
Regulatory Status	RUO
Purification Method	Protein A
Gene Alias	alpha CaM kinase II; alpha-CaMKII; Ca2+/calmodulin-dependent protein kinase II; Ca2+/calmodulin-dependent protein kinase II alpha; Calci; calcium/calmodulin dependent protein kinase II alpha; calcium/calmodulin-dependent protein kinase (CaM kinase) II alpha; calcium/calmodulin-dependent protein kinase II alpha; calcium/calmodulin-dependent protein kinase II alpha subunit; calcium/calmodulin-dependent protein kinase II alpha-B subunit; calcium/calmodulin-dependent protein kinase type II alpha chain; calcium/calmodulin-dependent protein kinase type II subunit alpha; CaM kinase II alpha subunit; caM kinase II subunit alpha; CaMK II; CAMK2; Camk2a; CAMKA; CaMKII; CaMK-II alpha subunit; caMK-II subunit alpha; CaMKIINalpha; CaM-kinase II alpha chain; EC 2.7.11.17; KIAA0968; mKIAA0968; OTTHUMP00000165787; OTTHUMP00000165788; Phospho-CaMKI; PK2CDD; PKCCD; R74975
Gene	CAMK2A
Product Type	Antibody
Gene ID (Entrez)	12322, 25400
Formulation	PBS with 0.05% sodium azide
Immunogen	Partially purified, rat CaM kinase II.
Classification	Monoclonal
Primary or Secondary	Primary
Clone	6G9

Invitrogen™ Tau Monoclonal Antibody (HT7)

Mouse Monoclonal Antibody

Pricing & Availability
Specifications

Content And Storage	-20°C, Avoid Freeze/Thaw Cycles
Target Species	Human,Bovine
Host Species	Mouse
Conjugate	Unconjugated
Applications	ELISA,Immunohistochemistry (Free Floating),Immunohistochemistry (Paraffin),Western Blot
Form	Liquid
Gene Accession No.	P10636, P29172
Isotype	IgG1 κ
Concentration	0.2 mg/mL
Antigen	Tau
Gene Symbols	MAPT
Regulatory Status	RUO
Purification Method	Protein A
Gene Alias	AI413597; AW045860; DDPAC; FLJ31424; FTDP17; FTDP-17; G protein beta1/gamma2 subunit-interacting factor 1; map tau; Mapt; MAPTL; MGC138549; microtubule associated protein tau; microtubule-associated protein tau; microtubule-associated protein tau, isoform 4; microtubules; MSTD; Mtapt; MTBT1; MTBT2; Neurofibrillary tangle protein; neurofibrillary tangles; Neuronal Marker; paired helical filament-tau; PHFtau; PHF-tau; PPND; PPP1R103; protein phosphatase 1, regulatory subunit 103; pTau; RNPTAU; Tau; Tau microtubule-associated protein; tau protein; Tau-4; Tau5; Unknown (protein for MGC:134287)
Gene	MAPT
Product Type	Antibody
Gene ID (Entrez)	281296, 4137
Formulation	PBS with no preservative
Immunogen	Purified human Tau, epitope human Tau between residue 159 and 163 (numbering according to human Tau40), corresponding to the amino acid sequence PPGQK.
Classification	Monoclonal
Primary or Secondary	Primary
Clone	HT7

Invitrogen™ ST2 Polyclonal Antibody

Rabbit Polyclonal Antibody

Pricing & Availability
Specifications

Content And Storage	Maintain refrigerated at 2-8°C for up to 3 months. For long term storage store at -20°C
Target Species	Human,Mouse
Host Species	Rabbit
Conjugate	Unconjugated
Applications	Immunohistochemistry,Western Blot,Immunocytochemistry
Form	Liquid
Gene Accession No.	P14719, Q01638
Isotype	IgG
Concentration	1 mg/mL
Antigen	ST2
Gene Symbols	IL1RL1
Regulatory Status	RUO
Purification Method	Antigen affinity chromatography
Gene Alias	DER4; Fit1; Fit-1; Fos-responsive gene 1 protein; growth stimulation-expressed; homolog of mouse growth stimulation-expressed; IL-1 R4; IL1RL1; IL-1RL1; IL33R; IL-33R; interleukin 1 receptor like 1; interleukin 1 receptor-like 1; interleukin 1 receptor-related protein; Interleukin1 receptor like 1; interleukin-1 receptor-like 1; Interleukin-33 receptor alpha chain; Ly84; lymphocyte antigen 84; Protein ST2; Protein T1; sIL 33R; soluble IL 33 Receptor; soluble IL 33R; St2; ST2L; St2-rs1; ST2V; Ste2; T1; T1/ST2
Gene	IL1RL1
Product Type	Antibody
Gene ID (Entrez)	17082, 9173
Formulation	PBS with 0.02% sodium azide
Immunogen	A synthetic peptide corresponding to 16 amino acids at the amino-terminus of mouse ST2.
Classification	Polyclonal
Primary or Secondary	Primary

Calcitonin Gene Related Peptide Rabbit anti-Rat, Polyclonal, MilliporeSigma™

Rabbit Polyclonal Antibody

Pricing & Availability

CD326 Mouse anti-Human, APC, Clone: EBA-1, BD

Mouse Monoclonal Antibody

Pricing & Availability

Human TOMM20 Antibody, R&D Systems™

Mouse Monoclonal Antibody

Pricing & Availability
Specifications

Content And Storage	Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20°C to -70 °C as supplied. 1 month, 2 to 8 °C under sterile conditions after reconstitution. 6 months, -20°C to -70 °C under sterile conditions after reconstitution.
Target Species	Human
Host Species	Mouse
Conjugate	Unconjugated
Applications	Immunohistochemistry,Western Blot,Immunocytochemistry
Form	Purified
Isotype	IgG2b
Gene Accession No.	Q15388
Antigen	TOMM20
Regulatory Status	RUO
Purification Method	Protein A or G purified from hybridoma culture supernatant
Dilution	Western Blot 2 μg/mL, Immunohistochemistry 3-25 μg/mL, Immunocytochemistry 3-25 μg/mL
Gene Alias	KIAA0016Outer mitochondrial membrane receptor Tom20, MAS20, MGC117367, Mitochondrial 20 kDa outer membrane protein, mitochondrial import receptor subunit TOM20 homolo, mitochondrial import receptor subunit TOM20 homolog, MOM19, outer mitochondrial membrane receptor Tom20, TOM20, translocase of outer mitochondrial membrane 20 hom, translocase of outer mitochondrial membrane 20 homolog (yeast), translocase of outer mitochondrial membrane 20 homolog type II
Gene ID (Entrez)	9804
Formulation	Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose.
Immunogen	TOMM20 containing synthetic peptide, Accession # Q15388
Classification	Monoclonal
Reconstitution	Reconstitute lyophilized material at 0.2 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.
Primary or Secondary	Primary
Clone	1074702

DARPP-32 Mouse, Unlabeled, Clone: 15, BD

Mouse Monoclonal Antibody

Pricing & Availability

BD Biosciences EEA1 Mouse, Unlabeled, Clone: 14, BD

Mouse Monoclonal Antibody

Pricing & Availability

Invitrogen™ Phospho-Tau (Ser202, Thr205) Monoclonal Antibody (AT8)

Mouse Monoclonal Antibody

Pricing & Availability
Specifications

Content And Storage	-20°C, Avoid Freeze/Thaw Cycles
Target Species	Human,Mouse
Host Species	Mouse
Conjugate	Unconjugated
Applications	Immunohistochemistry (Paraffin),Western Blot,Immunocytochemistry
Form	Liquid
Gene Accession No.	P10636, P10637
Isotype	IgG1 κ
Concentration	0.2 mg/mL
Antigen	Phospho-Tau (Ser202, Thr205)
Gene Symbols	MAPT
Regulatory Status	RUO
Purification Method	Protein A
Gene Alias	AI413597; AW045860; DDPAC; FLJ31424; FTDP17; FTDP-17; G protein beta1/gamma2 subunit-interacting factor 1; map tau; Mapt; MAPTL; MGC138549; microtubule associated protein tau; microtubule-associated protein tau; microtubule-associated protein tau, isoform 4; microtubules; MSTD; Mtapt; MTBT1; MTBT2; Neurofibrillary tangle protein; neurofibrillary tangles; Neuronal Marker; paired helical filament-tau; PHFtau; PHF-tau; PPND; PPP1R103; protein phosphatase 1, regulatory subunit 103; pTau; RNPTAU; Tau; Tau microtubule-associated protein; tau protein; Tau-4; Tau5; Unknown (protein for MGC:134287)
Gene	MAPT
Product Type	Antibody
Gene ID (Entrez)	17762, 4137
Formulation	PBS with no preservative
Immunogen	Partially purified human PHF-Tau.
Classification	Monoclonal
Primary or Secondary	Primary
Clone	AT8

Invitrogen™ GAPDH Loading Control Monoclonal Antibody (GA1R)

Mouse Monoclonal Antibody

Pricing & Availability
Specifications

Content And Storage	Store at 4°C short term. For long term storage, store at -20°C, avoiding freeze/thaw cycles.
Target Species	Human,Mouse,Rat,Canine,Rabbit,Hamster,Chicken,Yeast,Bacteria,Insect
Host Species	Mouse
Conjugate	Unconjugated
Applications	ELISA,Flow Cytometry,Immunohistochemistry (Paraffin),Western Blot,Immunocytochemistry
Form	Liquid
Gene Accession No.	O14556, P00356, P04406, P04797, P16858, P17244, P46406, Q28259, Q64467, Q9ESV6
Isotype	IgG1
Concentration	1 mg/mL
Antigen	GAPDH Loading Control
Gene Symbols	GAPDH, GAPDHS
Regulatory Status	RUO
Purification Method	Protein A
Gene Alias	38 kDa BFA-dependent ADP-ribosylation substrate; aging-associated gene 9 protein; BARS-38; bb02e05; cb350; cb609; CDABP0047; EC 1.2.1.12; epididymis secretory protein Li 278; epididymis secretory sperm binding protein Li 162eP; fb71f08; fk58c09; G3PD; G3PDH; GAPA; GAPA-1; GAPC; GAPC1; GAPC-1; GAPCp1; GAPCP-1; GAPD; GAPD2; gapdh; GAPDH2; GAPDH-2; GAPDH-A; GAPDHS; Gapds; Gapd-s; glceraldehyde-3-phosphate dehydrogenase; glyceraldehyde 3-phosphate dehydrogenase; glyceraldehyde 3-phosphate dehydrogenase, testis-specific; glyceraldehyde phosphate dehydrogenase; glyceraldehyde-3-phosphate dehydrogenase; glyceraldehyde-3-phosphate dehydrogenase (G3PDH); glyceraldehyde-3-phosphate dehydrogenase 2; glyceraldehyde-3-phosphate dehydrogenase GAPDH; glyceraldehyde-3-phosphate dehydrogenase like-17 protein; glyceraldehyde-3-phosphate dehydrogenase type 2; glyceraldehyde-3-phosphate dehydrogenase, spermatogenic; glyceraldehyde-3-phosphate dehydrogenase, testis-specific; glyceraldehyde-phosphate-dehydrogenase; glycerine aldehyde 3-phosphate dehydrogenase; HEL-S-162eP; HEL-S-278; HGNC:4141; HSD35; HSD-35; I79_001391; KNC-NDS6; LOW QUALITY PROTEIN: glyceraldehyde-3-phosphate dehydrogenase, testis-specific; mg:bb02e05; MGC128279 protein; MGC88685; multifunctional protein, glycolytic enzyme; OK/SW-cl.12; Peptidyl-cysteine S-nitrosylase GAPDH; similar to glyceraldehyde 3-phosphate dehydrogenase; spermatogenic cell-specific glyceraldehyde 3-phosphate dehydrogenase 2; Spermatogenic glyceraldehyde-3-phosphate dehydrogenase; Unknown (protein for IMAGE:8101613); unnamed protein product; wu:fb33a10; wu:fb71f08; wu:fk58c09; wu:ft80f05; zgc:76908
Gene	GAPDHS
Product Type	Antibody
Gene ID (Entrez)	100009074, 100352213, 100736557, 100767862, 14433, 14447, 24383, 2597, 26330, 374193, 403755, 476483, 66020
Formulation	PBS with no preservative; pH 7.2
Immunogen	Recombinant GAPDH.
Classification	Monoclonal
Primary or Secondary	Primary
Clone	GA1R

Human/Mouse/Rat SOX2 Antibody, R&D Systems™

Mouse Monoclonal Antibody

Pricing & Availability

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Primary Antibodies

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Invitrogen™ 6x-His Tag Monoclonal Antibody (HIS.H8), HRP Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Invitrogen™ DYKDDDDK Tag Monoclonal Antibody (FG4R) Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Human/Mouse/Rat CD31/PECAM-1 Antibody, R&D Systems™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Invitrogen™ IL-6 Monoclonal Antibody (7IL6), Biotin Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Invitrogen™ CaMKII alpha Monoclonal Antibody (6G9) GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Invitrogen™ Tau Monoclonal Antibody (HT7) GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Invitrogen™ ST2 Polyclonal Antibody Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Invitrogen™ Phospho-Tau (Ser202, Thr205) Monoclonal Antibody (AT8) GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Invitrogen™ GAPDH Loading Control Monoclonal Antibody (GA1R) Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Human/Mouse/Rat SOX2 Antibody, R&D Systems™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

Invitrogen™ 6x-His Tag Monoclonal Antibody (HIS.H8), HRP

Invitrogen™ DYKDDDDK Tag Monoclonal Antibody (FG4R)

Human/Mouse/Rat CD31/PECAM-1 Antibody, R&D Systems™

Invitrogen™ IL-6 Monoclonal Antibody (7IL6), Biotin

Invitrogen™ CaMKII alpha Monoclonal Antibody (6G9)

Invitrogen™ Tau Monoclonal Antibody (HT7)

Invitrogen™ ST2 Polyclonal Antibody

Invitrogen™ Phospho-Tau (Ser202, Thr205) Monoclonal Antibody (AT8)

Invitrogen™ GAPDH Loading Control Monoclonal Antibody (GA1R)

Human/Mouse/Rat SOX2 Antibody, R&D Systems™