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PRIMARY & SECONDARY ANTIBODY CONJUGATES

Bright and photostable CF® Dyes & more

Primary Antibodies
Growing collection of monoclonal antibodies validated in IHC & other applications
Secondary & Anti-Tag Antibodies
Wide selection with highly cross-adsorbed, F(ab’)2 fragments & isotype-specific options
Choose from 20 CF® Dyes & more
Available with 20 bright & photostable CF® Dyes, R-PE, APC, PerCP, HRP, AP or biotin

Spectra Viewer & Antibody Finder

Use our Antibody Finder to search for antibodies based on reactivity, cross-adsorption, and other criteria. Choose the optimal dyes by visualizing the spectra of our popular CF® dyes, organelle stains, and more using the Spectra Viewer.

Spectra Viewer

Antibody Finder

Primary Antibodies

Be Confident in Your Results with Biotium Choice Primary Antibodies

  • Widely published clones against common targets
  • Developed and optimized for flow cytometry and other applications
  • Available with bright CF® Dyes, Astral Leap™ tandem dyes, and more
  • New antibody clones and conjugate options on the way

Also explore our growing collection of over 2000 primary antibodies.
Available in 6 CF® Dyes or biotin.

Secondary & Anti-Tag Antibodies

Wide Label Selection for Highly Cross-Adsorbed Secondary Antibodies

  • Wide selection of secondary and anti-tag antibodies
  • Your choice of more than 20 CF® Dye colors, R-PE, APC, HRP, AP or biotin
  • Highly cross-adsorbed, F(ab’)2 fragments, and isotype-specific options
  • Single label CF® Dye conjugates for STORM
  • Affordable 50 uL sizes available

Easily search our full selection of antibodies with our Antibody Finder.

Primary Antibodies – your choice of sizes and formats:

Search for Primary Antibodies

FormatConcentrationSize
CF® Dye conjugates (6 colors)0.1 mg/mL100 uL or 500 uL
Biotin conjugates0.1 mg/mL100 uL or 500 uL
Purified, with BSA0.2 mg/mL100 uL or 500 uL
Purified, BSA-free (Mix-n-Stain™ Ready)1 mg/mL50 uL
Formalin-fixed, paraffin-embedded prostate carcinoma stained with monoclonal anti-ODC-1 clone 485.
Formalin-fixed, paraffin-embedded prostate carcinoma stained with monoclonal anti-ODC-1 clone 485.
MCF7 cells stained with CF®555 anti-Cyclin B1 clone CCNB1/1098 (red), CF®488A phalloidin (green), and DAPI.
Flow cytometry analysis of Jurkat cells stained with CF®647 isotype (orange) or CF®647 anti-CD31 clone C31.7.
Western blot of HeLa cell lysate with CF®647 anti-nucleolin clone 364-5 imaged on a Typhoon® Trio scanner.

Primary Antibody Isotype Controls

Product PageHost speciesIsotypeClone
Mouse IgG1 KappaMouseIgG1, kappaIGG1/1331
Mouse IgG2a KappaMouseIgG2a, kappaMG2a-53
Mouse IgG2b KappaMouseIgG2b, kappaIGG/1333
Monoclonal Rabbit IgG Kappa RabbitIgG, kappaNCRBM/1520R

Secondary Antibodies – available with many conjugations

Search for Secondary Antibodies or see catalog number listings

Product PageHostReactivityCross-adsorption
Isotype- or Chain-Specific
Bovine Anti-Goat IgG, Highly Cross-AdsorbedBovineAnti-GoatMin x Bovine, Chicken, Guinea Pig, Horse, Human, Mouse, Rabbit, Rat, Syrian Hamster
Chicken Anti-Goat IgGChickenAnti-Goat
Chicken Anti-Mouse IgGChickenAnti-Mouse
Chicken Anti-Rabbit IgGChickenAnti-Rabbit
Donkey Anti-Chicken IgY, Highly Cross-AdsorbedDonkeyAnti-ChickenMin x Bovine, Goat, Guinea Pig, Horse, Human, Mouse, Rabbit, Rat, Sheep, Syrian Hamster
Donkey Anti-Goat IgG, Highly Cross-AdsorbedDonkeyAnti-GoatMin x Chicken, Guinea Pig, Horse, Human, Mouse, Rabbit, Rat, Syrian Hamster
Donkey Anti-Guinea Pig IgG, Highly Cross-AdsorbedDonkeyAnti-Guinea PigMin x Bovine, Chicken, Goat, Horse, Human, Mouse, Rabbit, Rat, Sheep, Syrian Hamster
Donkey Anti-Human IgG, Highly Cross-AdsorbedDonkeyAnti-HumanMin x Bovine, Chicken, Goat, Guinea Pig, Horse, Mouse, Rabbit, Rat, Sheep, Syrian Hamster
Donkey Anti-Mouse IgG, Highly Cross-AdsorbedDonkeyAnti-MouseMin x Bovine, Chicken, Goat, Guinea Pig, Horse, Human, Rabbit, Sheep, Syrian Hamster
Drop-n-Stain Donkey Anti-Mouse IgG, Highly Cross-AdsorbedDonkeyAnti-MouseMin x Bovine, Chicken, Goat, Guinea Pig, Horse, Human, Rabbit, Sheep, Syrian Hamster
Donkey Anti-Rabbit IgG, Highly Cross-AdsorbedDonkeyAnti-RabbitMin x Bovine, Chicken, Goat, Guinea Pig, Horse, Human, Mouse, Rat, Sheep, Syrian Hamster
Drop-n-Stain Donkey Anti-Rabbit IgG, Highly Cross-AdsorbedDonkeyAnti-RabbitMin x Bovine, Chicken, Goat, Guinea Pig, Horse, Human, Mouse, Rat, Sheep, Syrian Hamster
Donkey Anti-Rat IgG, Highly Cross-AdsorbedDonkeyAnti-RatMin x Bovine, Chicken, Goat, Guinea Pig, Horse, Human, Mouse, Rabbit, Sheep, Syrian Hamster
Donkey Anti-Sheep IgG, Highly Cross-AdsorbedDonkeyAnti-SheepMin x Chicken, Guinea Pig, Horse, Human, Mouse, Rabbit, Rat, Syrian Hamster
Goat Anti-Chicken IgY, Highly Cross-AdsorbedGoatAnti-ChickenMin x Bovine, Goat, Guinea Pig, Horse, Human, Mouse, Rabbit, Rat, Sheep, Syrian Hamster
Goat Anti-Guinea Pig IgGGoatAnti-Guinea Pig
Goat Anti-Human IgG, Highly Cross-AdsorbedGoatAnti-HumanMin x Bovine, Horse, Mouse,
Goat Anti-Human IgGA (Alpha Chain)GoatAnti-HumanIgGA-specific
Goat Anti-Human IgGM (Mu Chain)GoatAnti-HumanIgM-specific
Goat Anti-Human IgG, Fc-Gamma Specific, Highly Cross-AdsorbedGoatAnti-HumanMin x Bovine, Horse, Mouse, RabbitIgG, Fc-specific
Goat Anti-Mouse IgGGoatAnti-Mouse
Goat Anti-Mouse IgG, F(ab’)2 FragmentGoatAnti-Mouse
Goat Anti-Mouse IgG, Highly Cross-AdsorbedGoatAnti-MouseMin x Bovine, Horse, Human, Rabbit, Swine
Drop-n-Stain Goat Anti-Mouse IgG, Highly Cross-AdsorbedGoatAnti-MouseMin x Bovine, Horse, Human, Rabbit, Swine
Goat Anti-Mouse IgG, Highly Cross-Adsorbed (Min x Rat)GoatAnti-MouseMin x Bovine, Chicken, Goat, Guinea Pig, Horse, Human, Rabbit, Rat, Sheep, Syrian Hamster
Goat Anti-Mouse IgG1GoatAnti-MouseMin x Bovine, Human, RabbitIgG1-specific
Goat Anti-Mouse IgG2aGoatAnti-MouseMin x Bovine, Human, RabbitIgG2a-specific
Goat Anti-Mouse IgG2bGoatAnti-MouseMin x Bovine, Human, RabbitIgG2b-specific
Goat Anti-Mouse IgG3GoatAnti-MouseMin x Bovine, Human, RabbitIgG3-specific
Goat Anti-Mouse IgM (Mu Chain)GoatAnti-MouseIgM-specific
Goat Anti-Mouse IgG, Fc-Gamma Specific, F(ab’)2 Fragment, Highly Cross-AdsorbedGoatAnti-MouseMin x Bovine, Horse, HumanIgG, Fc-specific
Goat Anti-Rabbit IgGGoatAnti-Rabbit
Goat Anti-Rabbit IgG, F(ab’)2 FragmentGoatAnti-Rabbit
Goat Anti-Rabbit IgG, Highly Cross-AdsorbedGoatAnti-RabbitMin x Human, Mouse, Rat
Drop-n-Stain Goat Anti-Rabbit IgG, Highly Cross-AdsorbedGoatAnti-RabbitMin x Human, Mouse, Rat
Goat Anti-Rat IgG, Highly Cross-AdsorbedGoatAnti-RatMin x Bovine, Horse, Human, Rabbit
Goat Anti-Swine IgGGoatAnti-Swine
Llama Anti-Mouse IgGLlamaAnti-Mouse
Llama Anti-Rabbit IgGLlamaAnti-Rabbit
Rabbit Anti-Chicken IgYRabbitAnti-Chicken
Rabbit Anti-Goat IgGRabbitAnti-Goat
Rabbit Anti-Guinea Pig IgGRabbitAnti-Guinea Pig
Rabbit Anti-Human IgG, Highly Cross-AdsorbedRabbitAnti-HumanMin x Mouse
Rabbit Anti-Mouse IgG, Highly Cross-AdsorbedRabbitAnti-MouseMin x Human
Rabbit Anti-Rat IgG, Highly Cross-AdsorbedRabbitAnti-RatMin x Human
Rabbit Anti-Sheep IgG, Highly Cross-AdsorbedRabbitAnti-SheepMin x Human

See all secondary antibody product listings with catalog numbers.

Rat hippocampus stained with CF®488A anti-NueN (neuronal nuclei, green) and rabbit anti-GFAP detected with CF®680 goat anti-rabbit IgG (glia, red).

 

STORM super-resolution imaging of tubulin using CF®568 secondary antibody. Image courtesy of of Sam Kenny and Professor Ke Xu, University of California, Berkeley.
Western detection of mouse anti-tubulin with CF®680 goat anti-mouse (red) and rabbit anti-COXIV with CF®770 goat anti-rabbit (green). Blot was imaged on LI-COR® Odyssey®.

Associated products

View entire Primary & Secondary Antibody Conjugates product line

TrueBlack® Lipofuscin Autofluorescence Quencher

From: $169 Sizes: 1 mLCatalog #:
23007, - 23011View allHide
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Tyramide Amplification Kit with HRP Goat Anti-Mouse and CF® Dye or Biotin Tyramide

From: $592 Sizes: 1 kitCatalog #:
33000, 33003, 33006, 33009, 33012, 33015, - 33018View allHide
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EverBrite™ Mounting Medium

From: $158 Sizes: 10 mLCatalog #:
23001, - 23002View allHide
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CoverGrip™ Coverslip Sealant

From: $43 Sizes: 15 mL, 100 mLCatalog #:
23005, - 23005-1View allHide
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RedDot™2 Far-Red Nuclear Stain, 200X in DMSO

From: $94 Sizes: 25 uL, 250 uL, 1 mLCatalog #:
40061, 40061-1, - 40061-TView allHide
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Phalloidin Conjugates

From: $105 Sizes: 100 U, 50 U, 300 UCatalog #:
00027, 00028, 00030, 00032, 00041, 00041-T, 00033, 00034, 00042, 00043, 00044, 00064-T, 00045, 00064, 00046, 00047, 00048, 00049, 00050, 00051, 00052, 00053, 00054, 00055, 00034-T, 00042-T, 00043-T, 00044-T, 00045-T, 00046-T, 00047-T, 00048-T, 00049-T, 00050-T, 00051-T, 00052-T, 00053-T, 00054-T, - 00055-TView allHide
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Mix-n-Stain™ CF® Dye Antibody Labeling Kits

From: $129 Sizes: 3x(5-20 ug) labelings, 5-20 ug labeling, 20-50 ug labeling, 50-100 ug labelingCatalog #:
92576, 92577, 92578, 92582, 92583, 92584, 92579, 92580, 92581, 92458, 92459, 92460, 92457, 92456, 92455, 92463, 92462, 92461, 92446, 92445, 92447, 92448, 92449, 92433, 92432, 92431, 92430, 92429, 92428, 92427, 92426, 92425, 92230, 92231, 92232, 92233, 92234, 92235, 92236, 92237, 92238, 92239, 92240, 92241, 92242, 92243, 92245, 92246, 92247, 92248, 92250, 92251, 92252, 92253, 92254, 92255, 92256, 92257, 92258, 92259, 92260, 92261, 92262, 92263, 92264, 92265, 92267, 92268, 92270, 92271, 92272, 92273, 92274, 92275, 92276, 92277, 92278, 92279, 92280, 92281, 92282, 92283, 92284, 92285, 92287, 92288, 92289, 92290, 92291, 92303, 92304, 92305, 92316, 92317, 92318, 92319, 92320, 92321, 92322, 92323, 92324, 92331, 92332, 92333, 92334, 92335, 92336, 92337, 92338, - 92339View allHide
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Mix-n-Stain™ CF® Dye Small Ligand Labeling Kits

From: $206 Sizes: 1 labelingCatalog #:
92350, 92351, 92352, 92353, 92354, 92355, 92356, 92357, 92358, 92359, 92360, 92361, 92362, 92363, - 92364View allHide
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