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Assay Kits
A Guide to Choosing the Right ELISA Kit
ELISA Kit
Oxytocin ELISA Kit
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Oxytocin ELISA Kit
Oxytocin ELISA Kit
Oxytocin ELISA Kit from Cayman Chemical
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Citations:
(19)
Supplier Page
Supplier Page from
Cayman Chemical for
Oxytocin ELISA Kit
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Description
Cayman’s Oxytocin ELISA Kit is a competitive assay that can be used for quantification of oxytocin in plasma, urine, and saliva. The assay has a range from 5.9-750 pg/ml and a sensitivity (80% B/B0) of approximately 20 pg/ml
Product Specs
Company Info
Citations
Reviews
Product Specs
Item
Oxytocin ELISA Kit
Company
Cayman Chemical
Price
$2,059.00
Supplier Page
View Company Product Page
Catalog Number
500440
Quantity
480 Solid
Applications
ELISA
Detection Range
5.9-750 pg/ml
Sensitivity
80% B/B0: 20 pg/ml
Research Area
Endocrinology & Metabolism, Hormones & Receptors, Reproductive Biology
Storage
-20
Origin
USA
Source/Expression System
Animal/Bovine:Animal/Eel:Animal/Rabbit
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Cayman Chemical
Cayman Chemical Company 1180 East Ellsworth Road
Ann Arbor
,
Michigan
48108
United States
Phone
: (800) 364-9897
(734) 971-3640
Company Profile
Website:
http://www.caymanchem.com/
Citations (19)
(1)
Dose-dependent anxiolytic and antidepressant-like effects of chronic oxytocin in corticosterone-induced female mouse model of anxiety and depression
Biochemistry and Biophysics Reports
March 1, 2026
Masayoshi Mori, Misaki Tamura, Norihiro Sumi, Hiroyoshi Harada, Yusuke Murata
the plasma was stored at −80 °C. OXT concentrations were quantified using a commercial OXT ELISA kit (
500440
,
Cayman Chemical
, Ann Arbor, MI, USA) according to the manufacturer's instructions. 2.9 Statistical
(2)
Reunion with a peer partner reduces PVN oxytocin neuron immunoreactivity in socially selective voles
Scientific Reports
September 29, 2025
Nastacia L. Goodwin, Al M. Licata, Kelley C. Power, Kara M. Reitz, Yasmin Kamal, Annaliese K. Beery
replicates) was 8.9%, and inter-
assay
%CV (between plates) was 8.7%. OT quantification Oxytocin ELISA (
500440
;
Cayman Chemical
Batch 0807811) was conducted at ¼ dilution (1 part sample: 3 parts
assay
buffer) following
(3)
Variability in Oxytocin Blood Levels in Rats: A Review and Experimental Insights
Clinical Psychopharmacology and Neuroscience
August 31, 2025
Yong Yue, Guilin Liu, Rumi Murayama, Yi Cai, Tingting Zhu, Hirofumi Hashimoto, Naohiko Anzai, Kenji Hashimoto
approximately 3 pg/ml" 6,Önal D [11],2024,SD,Male: 7 weeks,Trunk blood,Plasma,"
EIA
(
Cayman Chemical
, Item No.
500440
)",Approximately 45 ng/ml,Anesthesia (unclear),- 7,Li T [30],2024,SD,Male and female: 200−250 g,Trunk
(4)
Physiological and Behavioral Evaluation of Shelter Dogs During Veterinary Routine Health Checks
Vet Sci
June 13, 2025
Valentina Gazzano, Maria Claudia Curadi, Paolo Baragli, Chiara Mariti, Francesca Cecchi, Stefano Cavallo, Luigi Sacchettino, Angelo Gazzano
concentrations of OXT, CRT, and IL-6 were measured using the
Cayman Chemical
Oxytocin ELISA Kit (Item #
500440
, Ann Arbor, MI, USA),
Cayman
’s Cortisol ELISA Kit (Item #
500360
, Ann Arbor, MI, USA), and the Canine
(5)
Do pet dogs reciprocate the receipt of food from familiar and unfamiliar conspecifics?
Ethology
August 5, 2024
Jim McGetrick, Leona Fux, Johannes Schullern‐Schrattenhofen, Jean‐Loup Rault, Friederike Range
of the saliva samples were conducted by
ELISA
using the Cayman Chemical Oxytocin ELISA kit (cat no.
500440
;
Cayman Chemical
, Ann Arbor, MI, USA), running each sample in duplicate. Saliva samples were analysed
(6)
Association of Prolactin, Oxytocin, and Homocysteine With the Clinical and Cognitive Features of a First Episode of Psychosis Over a 1-Year Follow-Up
International Journal of Neuropsychopharmacology
November 24, 2023
Maria Hidalgo-Figueroa, Alejandro Salazar, Cristina Romero-López-Alberca, Karina S MacDowell, Borja García-Bueno, Miquel Bioque, Miquel Bernardo, Mara Parellada, Ana González-Pinto, M Paz García-Portilla,
et al.
(Halbreich et al., 2003).
Oxytocin
Oxytocin
was quantified using a commercial competitive ELISA kit (ref.
500440
,
Cayman Chemical
) following the manufacturer’s instructions. To remove molecules that could interfere
(7)
Alcohol does not influence trust in others or oxytocin, but increases positive affect and risk-taking: a randomized, controlled, within-subject trial
European Archives of Psychiatry and Clinical Neuroscience
September 14, 2023
Leonard P. Wenger, Oliver Hamm, Christiane Mühle, Sabine Hoffmann, Iris Reinhard, Patrick Bach, Johannes Kornhuber, Georg W. Alpers, Falk Kiefer, Tagrid Leménager,
et al.
testosterone, and DHT concentrations were quantified using the Cayman Chemicals Oxytocin ELISA kit (
500440
,
Cayman Chemicals
, Ann Arbor, MI, USA), the Demeditec Diagnostics Testosteron frei im Speichel ELISA
(8)
Investigating Dog Welfare When Interacting with Autistic Children within Canine-Assisted Occupational Therapy Sessions: A Single Case Study
Animals (Basel)
June 12, 2023
Jessica Hill, Carlie Driscoll, Judy Cawdell-Smith, Stephen Anderson, Jenny Ziviani
immunoassay
kit, 1-3002 Salimetrics, State College, CA, USA), and salivary oxytocin (Oxytocin ELISA,
500440
,
Cayman Chemical
, Ann Arbor, M, USA). Salivary samples were diluted
1:100
,
1:10
and
1:25
in
assay
diluent
(9)
The Influence of Oxytocin and Prolactin During a First Episode of Psychosis: The Implication of Sex Differences, Clinical Features, and Cognitive Performance
International Journal of Neuropsychopharmacology
August 16, 2022
María Hidalgo-Figueroa et al.
Determinations in Plasma
Oxytocin
levels were determined with a commercial competitive ELISA kit (ref.
500440
,
Cayman Chemical
, Tallinn, Estonia) following the manufacturer’s instructions and measuring absorbance
(10)
Salivary Biomarker Profiles and Chronic Fatigue among Nurses Working Rotation Shifts: An Exploratory Pilot Study
Healthcare (Basel)
July 28, 2022
Shinya Yamaguchi, Kazuhiro Watanabe, Naotaka Sugimura, Inaho Shishido, Issei Konya, Tomoko Fujita, Yuichi Yoshimitsu, Shintaro Kato, Yoichi M. Ito, Rika Yano
measured. The oxytocin concentration was measured using an
Oxytocin EIA kit
(
Cayman
, MI, USA; item number:
500440
). Next, 100 μL of the prepared saliva sample was added to the wells of the microplate, 50 μL of
oxytocin AChE Tracer
(11)
Measurement of urinary mesotocin in large-billed crows by enzyme-linked immunosorbent assay
Journal of Veterinary Medical Science
April 13, 2022
Akiko SEGUCHI, Kazutaka MOGI, Ei-ichi IZAWA
enzyme-linked immunosorbent assay
(ELISA) kit for OT which was confirmed to be 100% cross-reactive to MT (Item No.
500440
,
Cayman Chemicals
, Ann Arbor, MI, USA). Due to the high variance of urine MT concentrations between
(12)
Oxytocin Receptor Gene Polymorphism in Lactating Dogs
Animals (Basel)
October 29, 2021
Asahi Ogi, Valentina Naef, Filippo Maria Santorelli, Chiara Mariti, Angelo Gazzano
21, and salivary OXT (sOXT) concentrations were measured using a
Cayman Chemical
ELISA Kit® (Item #
500440
) (Ann Arbor, MI, USA), an
assay
previously validated in
dogs
[14].
Assay
range = 5.9–750 pg/mL.
Sensitivity
(13)
Specificity of plasma oxytocin immunoassays: A comparison of commercial assays and sample preparation techniques using oxytocin knockout and wildtype mice
Psychoneuroendocrinology
October 1, 2021
Gitanjali E. Gnanadesikan, Elizabeth A. D. Hammock, Stacey R. Tecot, C. Sue Carter, Evan L. MacLean
used
assay
kits from
Enzo Life Sciences
(Catalog #
ADI-900-153A-0001
) and
Cayman Chemical
(Catalog #
500440
). Company-reported sensitivities for these kits are 15 pg/ml for Enzo and 20 pg/ml for Cayman. The lower
(14)
Neurohormonal Profiles of Assistance Dogs Compared to Pet Dogs: What Is the Impact of Different Lifestyles?
Animals (Basel)
September 3, 2021
Manuel Mengoli, Jessica L. Oliva, Tiago Mendonça, Camille Chabaud, Sana Arroub, Céline Lafont-Lecuelle, Alessandro Cozzi, Patrick Pageat, Cécile Bienboire-Frosini
between 0.49 and 500 ng/mL. Plasma fOT was assayed using the Oxytocin ELISA kit from
Cayman Chemical
(#
500440
, Ann Arbor, MA, USA) according to the manufacturer recommendations, including the plasma
solid-phase extraction
(15)
The Influence of Oxytocin on Maternal Care in Lactating Dogs
Animals (Basel)
April 15, 2021
Asahi Ogi, Chiara Mariti, Federica Pirrone, Paolo Baragli, Angelo Gazzano
concentrations were measured using a Animals 2021, 11, 1130 4 of 10
Cayman Chemical
ELISA Kit® (Item #
500440
) (Ann Arbor, MI, USA) previously validated in
dogs
[28]. All samples were immediately refrigerated and
(16)
Effects of Stroking on Salivary Oxytocin and Cortisol in Guide Dogs: Preliminary Results
Animals (Basel)
April 18, 2020
Asahi Ogi, Chiara Mariti, Paolo Baragli, Valeria Sergi, Angelo Gazzano
−20 °C, until they were analyzed for oxytocin quantification with a
Cayman Chemical
ELISA Kit® (Item #
500440
) (Ann Arbor, MI, USA), previously validated for use in
dogs
[33], and cortisol quantification by Diametra
(17)
Effects of Oxytocin on Fear Memory and Neuroinflammation in a Rodent Model of Posttraumatic Stress Disorder
International Journal of Molecular Sciences
December 3, 2018
Sheng-Chiang Wang, Chen-Cheng Lin, Chun-Chuan Chen, Nian-Sheng Tzeng, Yia-Ping Liu
plasma OXT and CORT levels were assayed using an
enzyme immunoassay (EIA
) kit (no extraction required; No.
500440
and
501320
,
Cayman Chemical Company
, Ann Arbor, MI, USA) with an absorbance of 407 nm, at which OXT
(18)
Endogenous Oxytocin, Vasopressin, and Aggression in Domestic Dogs
Frontiers in Psychology
September 27, 2017
Evan L. MacLean, Laurence R. Gesquiere, Margaret E. Gruen, Barbara L. Sherman, W. Lance Martin, C. Sue Carter
available
enzyme-linked immunosorbent assay
(ELISA) kits from Arbor Assays (K048) and
Cayman Chemical
(
500440
). The Arbor Assays kit was used for all analyses with the exception of the measurement of free OT with
(19)
Effects of Affiliative Human–Animal Interaction on Dog Salivary and Plasma Oxytocin and Vasopressin
Frontiers in Psychology
September 20, 2017
Evan L. MacLean, Laurence R. Gesquiere, Nancy R. Gee, Kerinne Levy, W. Lance Martin, C. Sue Carter
al., 2017a,b). OT samples were measured using a commercially available kit from
Cayman Chemical
(Item #
500440
) and
AVP
samples were measured using a commercially available kit from
Enzo Life Sciences
(
ADI-900-017A
).
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Oxytocin ELISA Kit from Cayman Chemical
Supplier Page
View Company Product Page
$2,059.00
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