Estradiol ELISA Kit 501890 from Cayman Chemical

Product Specs
ItemEstradiol ELISA Kit
CompanyCayman Chemical
Price $303.00Supplier Page View Company Product Page
Catalog Number501890
Research AreaEndocrinology & Metabolism, Estrogens & Progestins, Hormones & Receptors, Reproductive Biology
Quantity96 Well
ApplicationsELISA
Detection Range0.61-10,000 pg/ml
Sensitivity20 pg/ml
Storage-20
OriginUSA
Source/Expression SystemAnimal/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/

(1) ERBB2 establishes the timing of progesterone priming required for uterine receptivitybioRxivSeptember 16, 2026Bo Li, Chen Zhang, Amanda Dewar, Xiaoli Liu, Wenbo Deng, Hongbo Qi, Sudhansu K. Dey, Xiaofei Sunpregnancy (1100 h), and hormone levels were measured by enzyme immunoassay kits (Estradiol ELISA Kit, 501890, Cayman) and (Progesterone ELISA Kit, 582601, Cayman) as previously described (31). Whole-mount immunostaining

(2) SAV1 in Cooperation With FKBP52 Participates in ImplantationAdv Sci (Weinh)September 16, 2026Yuhan Shao, Yafang Lu, Zhaoyu Jia, Junxiang Ren, Ziyi Ge, Xinyu Liu, Hui Zhao, Zi-Jiang Chen, Junhao Yan, Wei Wang, et al.pregnancy. P4 and E2 levels were measured by an enzyme‐linked immunosorbent assay kit (Cayman, 582601 and 501890, respectively). 4.19 Kinase‐IP Assay Ishikawa cells were transfected with FKBP52‐FLAG and FKBP52(S224A)‐FLAG.

(3) Sex-dependent protective responses of taurine in ameliorating radiation-induced intestinal injury: gut microbiota reprogramming in males and estrogen-dependent immunity in femalesInt J Biol SciAugust 24, 2026Xudong Ding, Jia Du, Zhaoyu Wang, Lu Lu, Saijun FanELISA kits (Tongwei, China). Circulating 17β-E2 levels were determined using a commercial ELISA kit (501890; Cayman Chemical). All procedures followed the manufacturers' instructions. 2.6 Bacterial diversity

(4) Gene dosage imbalance disrupts systemic metabolism in the Dp16 Down syndrome mouse modelElifeAugust 3, 2026Fangluo Chen, Muzna Saqib, Christy M Nguyen, Dylan C Sarver, Y Eugene Yu, Susan Aja, Marcus M Seldin, G William Wong(Crystal Chem, 90080), T3 (Calbiotech, T3043T-100), testosterone (Cayman, 582701), estradiol (Cayman, 501890), corticosterone (Cayman, 501320), and alanine aminotransferase (ALT; abcam, ab282882) levels were measured

(5) Hypothalamic Epac2/AKT/GnRH signalling is associated with metformin-responsive neuroendocrine improvement in a PCOS modelJournal of Ovarian ResearchJuly 24, 2026Na Guo, Hongyun Li, Jinhong He, Huanhuan Zhou, Xing Wang, Linlin Yang, Huijuan Mastrictly following the manufacturers’ protocols. Testosterone (T, Cat# 582701) and estradiol (E2, Cat# 501890) assays were obtained from Cayman Chemical (Ann Arbor, USA). GnRH was measured using a commercial ELISA

(6) The SIRT5-SUCLG2 desuccinylation axis delays ovarian aging via a mitochondrial-epigenetic regulatory mechanismNature CommunicationsJuly 15, 2026Dejun Xu, Shuaifei Song, Qingmiao Shi, Zhiling Zhao, Wenhao Zhao, Lei Wang, Guangxin E., Yanguo Han, Yongju Zhao, Zhongquan Zhaokit (Abcam, ab320790), an inhibin A ELISA kit (Biomatik, EKF59207), an β-estradiol ELISA kit (Cayman, 501890), an FSH ELISA kit (Invitrogen, EEL097), and an LH ELISA Kit (Invitrogen, EEL121).Absorbance readings

(7) Primed Avian Mesenchymal Stem Cell-Derived Small Extracellular Vesicles Restore Granulosa Cell Homeostasis in a CTX-Induced POI-like Dysfunction Model Under Human Menopausal Gonadotropin StimulationInt J Mol SciMay 29, 2026Hsiang-Chun Dong, Kuo-Min Su, Chi-Kang Lin, Hui-Rong Cheng, Chih-Hsiang Yin, Fung-Wei Chang75 IU; Institut Biochimique S.A., Lamone, Switzerland). For hormone assays, estradiol (E2; Item No. 501890) was measured using a commercial ELISA kit (Cayman Chemical, Ann Arbor, MI, USA), and AMH was quantified

(8) The G protein-coupled estrogen receptor in the nucleus accumbens mediates the estrogen-induced increase in cataplexy-like behaviorScientific ReportsMay 25, 2026Jun Kaminosono, Hikari Nagayama, Ikue Kusumoto-Yoshida, Hideki Kashiwadani, Tomoyuki Kuwakithe methanol-soluble fraction was extracted per the manufacturer’s instructions (Estradiol ELISA kit, 501890, Cayman Chemicals, RRID: AB_2832924). Samples were stored at −80 °C until assayed. Estrogen receptor-related

(9) A Novel BIRC6 Variant Impairs Apoptotic Regulation in Familial Premature Ovarian Insufficiency: Functional Validation in a CRISPR/Cas9 Zebrafish ModelReproductive SciencesMay 4, 2026Mahsa Kazerani, Umut Cagiral, Seyedeh Zoha Tabatabaei, Remziye Nur Akalper, Ugur Bora, Sadegh Babashah, Gunes Ozhan, Mehdi Totonchibetween tanks. Estradiol levels in breeding water were measured using a competitive Estradiol ELISA Kit (#501890, Cayman Chemical, MI, USA). Although the kit is designed for serum/plasma samples, direct blood collection

(10) Resistance of Adult Kryptolebias marmoratus Hermaphrodites to Irreversible Sex Change by Exogenous AndrogensIntegr Org BiolMarch 30, 2026J Ficklin, S L Moy, A Sinha, E S Haagprovided in the Cayman Chemical ELISA kits for testosterone (#582701), KT (#582751), and estradiol (#501890) following the protocol provided in said kits. Hormone levels were measured in a BioTek Epoch plate

(11) Effects of gonadectomy on brain sex hormone levels and amyloid pathology in male and female App NL‐G‐F and App NL‐F miceJ NeuroendocrinolMarch 11, 2026Patricia Muñoz, Heba G. Ali, Aphrodite Demetriou, Maria Latorre-Leal, Makoto Shimozawa, Ljerka Delac, Tudor-Fabian Troncea-Sandu, Jose Inzunza, Per Nilsson, Silvia Maioli, et al.testosterone competitive ELISA kits according to manufacturer's instructions (Cayman Chemical, assay# 501890 and #582701, respectively), taking dilution factors into consideration. Percent coefficient of variation

(12) Evaluation of the functional role of corpus luteum cavity in recipient selection for bovine embryo transferAnimal BioscienceMarch 1, 2026Jihyun Park, Ahmad Yar Qamar, Wonyou Lee, Kilyoung Song, Miyun Park, Leegon Hong, Seonggyu Bang, Younghye Ro, Sanghoon Lee, Minjung Kim, et al.quantified using commercial enzyme-linked immunosorbent assay (ELISA) kits (NBP2-60122, Novus Biologicals; 501890, Cayman Chemical). To improve the accuracy of E2 measurements, samples were pre-extracted with methanol

(13) Reduced Akr1b7 signaling drives ovarian aging and reproductive dysfunctioniScienceFebruary 20, 2026Keishiro Isayama, Kenji Watanabe, Masato Ohtsuka, Seisuke Kimura, Tomoaki Murata, Takeshi Honda, Masataka Asagiri, Shun Sato, Hiroshi Tamura, Norihiro Sugino, et al.20024907 PGF2α ELISA kit,Cayman chemical,Catalog # 516011 Estradiol ELISA kit,Cayman chemical,Catalog # 501890 Testosterone ELISA kit,Cayman chemical,Catalog # 582701 Progesterone ELISA kit,Cayman chemical,Catalog

(14) Gene dosage imbalance disrupts systemic metabolism in the Dp16 Down syndrome mouse modelbioRxivJanuary 17, 2026Fangluo Chen, Muzna Saqib, Christy M. Nguyen, Dylan C. Sarver, Y. Eugene Yu, Susan Aja, Marcus M. Seldin, G. William Wong(Crystal Chem, 90080), T3 (Calbiotech, T3043T-100), testosterone (Cayman, 582701), estradiol (Cayman, 501890), corticosterone (Cayman, 501320), and alanine aminotransferase (ALT; abcam, ab282882) levels were measured

(15) The Effects of Hormone Diets with Different 17β-Estradiol Levels on Growth and Feminization in Long-Whiskered Catfish (Mystus gulio) Larvae Using Conventional and Microencapsulated FeedAnimals (Basel)January 15, 2026Sahabhop Dokkaew, Kritchavat Songdum, Noratat Prachom, Wiwiththanon Boonyung, Suwaree Kitikiew, Khwankhao Khamphet, Preecha Waicharoen, Uthairat Na-Nakorn, Natthapong Paankhao, Anurak Uchuwittayakul, et al.testosterone concentrations in whole-body pooled samples, while the Cayman Estradiol ELISA Kit (no. 501890) was used to quantify estradiol levels. Whole-body samples (1 g pooled from larvae per treatment group)

(16) Islet-intrinsic sex differences in inflammatory signaling contribute to autoimmune diabetes susceptibilitybioRxiv : the preprint server for biologyOctober 7, 2025Webster KL, Puente AA, Enriquez JR, Sarkar S, Nakayasu ES, Webb-Robertson BM, Bramer LM, Figatner K, Pratuangtham S, Wu W, et al.SoftMax-Pro. 17-β estradiol (E2) was measured in mouse serum using an estradiol ELISA kit (Cayman, #501890) according to the manufacturer’s instructions. Before measurement, samples were subjected to methanol

(17) Single-Short Partial Reprogramming of the Endothelial Cells Decreases Blood Pressure via Attenuation of EndMT in Hypertensive MiceCirculation ResearchSeptember 26, 2025Laena Pernomian, Emily W. Waigi, Vi Nguyen, Ahmed D. Mohammed, Tiago J. Costa, Milene T. Fontes, Jason L. Kubinak, Andrew V. Aitken, Vinicia Campana Campana Biancardi, Kamryn Gleason, et al.mice (40–44-week-old) i.v. treated with LVCO or LV-OSK using a commercial ELISA kit (Cayman Chemical, #501890), according to the manufacturer’s instructions. Transmission electron microscopy (TEM) Cultured mouse

(18) Primed Extracellular Vesicles as a Nanotherapeutic Strategy to Enhance Granulosa Cell Function in a Model of Premature Ovarian Insufficiency and Hormonal DeclineInt J NanomedicineSeptember 11, 2025Ju-Sheng Shieh, Yu-Tang Chin, Jiong Jiong Guo, Hsien-Chung Chiu, Hui-Rong Cheng, Hung-Han Hsu, Chuang-Yen Huang, Yu-Hsuan Chen, Ya-Yu Hsieh, Fung-Wei Changand cargo enrichment.20 Enzyme-linked immunosorbent assay (ELISA) kits for estradiol (E2; Item No. 501890) and progesterone (P4; Item No. 582601) were obtained from Cayman Chemical (Ann Arbor, MI, USA). Human

(19) Primed Extracellular Vesicles as a Nanotherapeutic Strategy to Enhance Granulosa Cell Function in a Model of Premature Ovarian Insufficiency and Hormonal DeclineInternational Journal of NanomedicineSeptember 11, 2025Ju-Sheng Shieh, Yu-Tang Chin, Jiong Jiong Guo, Hsien-Chung Chiu, Hui-Rong Cheng, Hung-Han Hsu, Chuang-Yen Huang, Yu-Hsuan Chen, Ya-Yu Hsieh, Fung-Wei Changand cargo enrichment.20 Enzyme-linked immunosorbent assay (ELISA) kits for estradiol (E2; Item No. 501890) and progesterone (P4; Item No. 582601) were obtained from Cayman Chemical (Ann Arbor, MI, USA). Human

(20) Single-Short Partial Reprogramming of the Endothelial Cells Decreases Blood Pressure via Attenuation of EndMT in Hypertensive MiceCirc ResSeptember 3, 2025Laena Pernomian, Emily W. Waigi, Vi Nguyen, Ahmed D. Mohammed, Tiago J. Costa, Milene T. Fontes, Jason L. Kubinak, Andrew V. Aitken, Vinicia Campana Biancardi, Kamryn Gleason, et al.mice (40–44-week-old) i.v. treated with LVCO or LV-OSK using a commercial ELISA kit (Cayman Chemical, #501890), according to the manufacturer’s instructions. Transmission electron microscopy (TEM) Cultured mouse

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Estradiol ELISA Kit

Estradiol ELISA Kit

Estradiol ELISA Kit from Cayman Chemical

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Cayman Chemical

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Estradiol ELISA Kit from Cayman Chemical

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