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Protein Biochemistry
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BAPTA-AM
BAPTA-AM from MedChemExpress
Be the first to write a review!
Citations:
(63)
Supplier Page
Supplier Page from
MedChemExpress for
BAPTA-AM
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Description
BAPTA-AM is a well-known membrane permeable
Ca
2+
chelator
. BAPTA-AM inhibits
hERG
channels,
hKv1.3
and
hKv1.5
channels in HEK 293 cells with
IC
50
s of 1.3 µM, 1.45 µM and 1.23 µM, respectively
Product Specs
Company Info
Citations
Reviews
Product Specs
Item
BAPTA-AM
Company
MedChemExpress
Price
$55.00
Supplier Page
View Company Product Page
Catalog Number
HY-100545
Quantity
10 mM * 1 mL
Applications
Bioactivity, Structure and function analysis, ELISA, SDS-PAGE, Western blotting
Purity
99.68%
Type
Chemical
Molecular Weight
764.68
Formula
C₃₄H₄₀N₂O₁₈
Research Area
Cardiovascular Disease
Add to Compare List
MedChemExpress
1 Deer Park Drive, Suite F
MONMOUTH JUNCTION
,
NJ
08852
United States
Phone
: US Tel: 609-228-6898
US Fax: 609-228-5909
EU Tel: +4686500910
Email: sales@medchemexpress.com
eu.sales@MedChemExpress.com
Company Profile
Website:
medchemexpress.com
Citations (63)
(1)
Pulpal Pressure Aggravates Pulpitis by Mechano-Inflammatory Signal Synergy
International Dental Journal
October 1, 2026
Weiqi Hu, Hao Cui, Yajing Fu, Xinghong Luo, Lan Li, Zhengyan Wang, Lili Bao, Shengkai Gong, Haotian Luo, Siying Liu,
et al.
(
MCE
):
Piezo1
agonist Yoda1 (
HY-18723
),
Piezo1
inhibitor
GsMTx4
(
HY-P1410
), Ca²⁺ chelator
BAPTA-AM
(
HY-100545
),
TRAF6
inhibitor
C25-140
(
HY-120934
), and
YAP
inhibitor
verteporfin (VP;
HY-B0146
). Stock solutions
(2)
TRPV4 drives macrophage pyroptosis via mitochondrial dysfunction and mtROS-dependent NLRP3 inflammasome activation in acute lung injury
Redox Biology
September 1, 2026
Lan Luo, Xiaofang Yang, Shuyuan Yi, Ziyuan Dong, Kan Wang, Zicheng Zhu, Qian Gao, Jianxue Gao, Yu Jiang, Ming Gong,
et al.
were pretreated with intracellular calcium chelator
BAPTA-AM
(
BAPTA
; 10 μM, 30 min,
MedChemExpress
,
HY-100545
, USA), the
TRPV4
agonist
GSK1016790A
(GSK; 300 nM, 30 min,
MedChemExpress
,
HY-19708
), the mitochondrial
(3)
c-Fos enhances influenza virus replication by stabilizing the M2 protein and promoting autophagosome accumulation
Journal of Virology
August 18, 2026
Xiaonan Chen, Junyang Yan, Mengxue Li, Hanbin Liu, Daiqiang Lu, Yang Wang, Yun Liu, Qiao Zhang, Feng Gao, Jiaojiao Peng
anti-
mouse
(E030110-01; EarthOx) secondary antibodies were also employed. Key reagents included
BAPTA-AM
(
HY-100545
;
MedChemExpress
),
T-5224
(B4664; APExBIO), cycloheximide (CHX, HY-12320; MedChemExpress), rapamycin
(4)
TSPO Regulates TLR4-Mediated Inflammation Through Calcium Homeostasis and Immunometabolic Adaptation
Int J Mol Sci
August 17, 2026
Xiaoqin Wu, Yaru Zhu, Bo Liu, Xiaoni Liu, Xiangjun Chen
mM anhydrous calcium chloride (CaCl2,
HY-Y0406E
,
MCE
, Monmouth Junction, NJ, USA) or 20 μM
BAPTA-AM
(
HY-100545
,
MCE
, Monmouth Junction, NJ, USA) was applied to WT and Tspo−/− BV2 cells. For all experiments, non-stimulated
(5)
TPI1 Loss Triggers a Metabolite-Driven Mitochondrial Redox Vulnerability via the SARM1-cADPR-Ca2+ Axis
Adv Sci (Weinh)
July 17, 2026
Chunyu Liu, Shun Wu, Chuang Wang, Zirui Zhou, Tianwei Cai, Wen Tao, Shidong Zuo, Chi Zhang, Yuhao Dong, Yi Feng,
et al.
MitoSO Red (S0061S) was purchased from Beyotime.
Mito‐TEMPO
(
HY‐112879
), NAC (
HY‐B0215
),
BAPTA‐AM
(
HY‐100545
),
EGTA
(
HY‐D0861
), cADPR (
HY‐N7395
), 8‐Br‐ADPR (HY‐134261) and Rapamycin (
HY‐10219
) were purchased from
(6)
Light-based modulation of astrocytic calcium for regulation of organelle dynamics and morphogenesis
J Cell Biol
July 6, 2026
Lan Yang, Mikael Björklund, Cong Yi, Shue Chen, Zhi Hong
obtained from the following sources: rapamycin (
HY-10219
;
MCE
), 2-APB (
HY-W009724
;
MCE
),
BAPTA-AM
(
HY-100545
;
MCE
), W7 hydrochloride (
HY-100912
;
MCE
),
SMIFH2
(
HY-16931
;
MCE
),
EGTA
(C17186299; MACKLIN), thapsigargin
(7)
VSIG4 suppresses antitumor T cell immunity via the SLC3A2-dependent metabolic-ionic checkpoint
J Immunother Cancer
June 8, 2026
Guoling Huang, Ruirui He, Wei Wang, Heping Wang, Yangyang Li, Bo Zeng, Panyin Shu, Ting Pan, Ming Yi, Lingyun Feng,
et al.
Beyotime), pH 7.4; for Ca²+ studies, the cells were treated with RPMI 1640 containing
BAPTA-AM
(Cat#
HY-100545
,
MCE
) for 30 min at 37°C. Pretreated
Jurkat cells
(5×10⁴ cells/well) were seeded into anti-hCD3/CD28
(8)
P2RY6+ tumor-associated macrophages as a therapeutic target: suppressing tumor growth and enhancing chemosensitivity in triple-negative breast cancer
Cell Oncol (Dordr)
June 6, 2026
Xin Wang, Mingyue Ma, Mingyu Zhang, Han Lu, Ying Liu, Yang Zhou, Bing Han
(
HY-13104
), recombinant human S100A9 (rhS100A9;
HY-P70532
),
U-73122
(
HY-13419
),
2-APB
(
HY-W009724
),
BAPTA-AM
(
HY-100545
), TAK-242 (
HY-11109
),
FPS-ZM1
(
HY-19370
) and
666-15
(
HY-101120
) were purchased from
MedChemExpress
(USA). Bioinformatics
(9)
Codonopsis pilosula polysaccharide attenuates the inflammatory response in macrophages induced by Brucella abortus outer membrane protein 19 via regulating ATP2A1 to modulate cell adhesion and calcium signaling
Front Immunol
June 2, 2026
Xuxu Wang, Zhiyong Zhou, Nan Zhang, Ziying Zhang, Xingyue Qi, Xingguang Zhang, Zhiguo Gong, Wuzhi Zhong, Kun Liu, Yuan Shen
platform. 2.12 The calcium ion chelator
BAPTA-AM
Following a 1 h pretreatment with 100 µM
BAPTA-AM
(
MCE
,
HY-100545
, China),
mouse
peritoneal macrophages
were sequentially treated with 50 µg·mL-1 CPPS for 12 h and stimulated
(10)
A dual-pronged host-directed therapeutic targeting cyclophilin A and pathogenic interferon response abrogates virus-triggered pregnancy pathologies
Nature Communications
May 29, 2026
Wenzhe Yu, Hongmin Cao, Zhifang Deng, Jiahao Chen, Beiang Zhang, Shuai Zhu, Dunjin Chen, Xiaoqian Hu, Bin Cao
TMN355
(
MedChemExpress
, #
HY-107635
),
NIM811
(
MedChemExpress
, #
HY-P0025
)),
BAPTA‑AM
(
MedChemExpress
, #
HY-100545
), and mPTP-IN-1 (MedChemExpress, #HY-172959) for 48 h. The half-maximal cytotoxic concentration value
(11)
Ultrasound-targeted microbubble cavitation enhances anti–PD-L1 therapy in TNBC via eNOS-mediated reoxygenation
JCI Insight
May 22, 2026
Zhiyu Zhao, Li Ba, Siwei Li, Jianxin Wang, Yuzhou Luo, Sihan Wang, Yan Jin, Changjun Wu
role of intracellular Ca2+ in UTMC-induced NO production, cells were pretreated with 50 μM
BAPTA-AM
(
HY-100545
,
MedChemExpress
; an intracellular Ca2+ chelator that buffers cytosolic Ca2+ and prevents Ca2+/calmodulin-dependent
(12)
Tanshinone IIA inhibits foam cell formation and alleviates atherosclerosis by regulating the Hedgehog signaling pathway through TRPM2 suppression
Scientific Reports
May 18, 2026
Yajuan Yin, Xiaocui Shi, Wenyun Tan, Xiao Zhang, Xiufang Jiang, Mei Liu, Jianan Xu, Da Liu, Le Wang, Mei Wei,
et al.
treatment. Materials and methods Reagents Tan IIA (Cat# T4952,
Sigma
, USA);
SAG
(Cat#
HY-12848
) and
BAPTA-AM
(Cat#
HY-100545
) were obtained from
MCE
(USA);
Oil Red O
(ORO) solution (Cat# G1260, Solarbio, China); HE staining kit
(13)
Shexiang Tongxin Dropping Pills targeting Piezo1/Ca2+/NLRP3 axis attenuates vascular endothelial inflammation
Chin Med
April 29, 2026
Jingya Liu, Ke Wang, Hongjing You, Liang Long, Yue Xu, Qiuhe Chen, Yang Chen
(Sigma-Aldrich, SML1558, USA),
Fura-2/AM
(
F1201
,
Invitrogen
, USA), Lipo8000 (C0533, Beyotime, China),
BAPTA-AM
(
HY-100545
,
MCE
, China). Donkey serum (JAC-
017-000-121
,
Jackson
, USA). Antibodies used include:
Anti-Piezo1
(
DF12083
,
(14)
Phosphoinositide kinase PIKfyve inhibitor apilimod blocks hepatitis E virus infection
eGastroenterology
March 31, 2026
Julian J Ring, Sarah Schlienkamp, Maria L Goussain Darido, Xin Zhang, Olinda Pinto Veiga, Jil Alexandra Haase, Emely Richter, André Gömer, Rebecca Menhua Fu, Viet Loan Dao Thi,
et al.
MedChemExpress (
MCE
, Monmouth Junction, New Jersey, USA): K11777 (
HY-119293
), ponesimod (
HY-10569
),
BAPTA-AM
(
HY-100545
), fulvestrant (
HY-13636
), simvastatin (
HY-17502
), niclosamide (
HY-B0497
), raloxifen (
HY-13738
), verapamil
(15)
Piezo1 mediates electrotaxis of alveolar epithelial cells via calcium-dependent PI3K/Akt signaling
Chinese Journal of Traumatology
March 7, 2026
Huanyu Luo, Yang Dai, Conghua Lu, Chengjun Shi, Wenyi Liu, Wanda Bi, Juan Du, Li Li
indicated. For calcium chelation experiments, cells were pre-treated with 2.5 μM
BAPTA-AM
(
MedChemExpress
HY-100545
) for 30 min at 37 °C before EF stimulation.
BAPTA-AM
was maintained in the culture medium during EF
(16)
Deficiency of lysosomal TMEM175 in myeloid macrophages exerts anti-tumor immunity via inflammasome and cross-presentation pathway
Nature Communications
February 14, 2026
Ziqi Zhang, Xue li, Tianqi Lu, Jingyun Yang, Xuejiao Han, Zhenfei Bi, Jingwen Luo, Aqu Alu, Weiqi Hong, Siyuan Chen,
et al.
BAPTA-AM
treatment, mice were intratumorally injected with
CA-074
(
MCE
,
HY-103350
) or
BAPTA-AM
(
MCE
,
HY-100545
) or vehicle (containing 10% DMSO, 40%
PEG400
, and 50% saline) at a dose of 200 µg/20 g
body weight
at
(17)
Disruption of cellular calcium homeostasis by duck Tembusu virus facilitates viral replication via AMPK pathway activation
Frontiers in Cellular and Infection Microbiology
February 9, 2026
Ziding Yu, Xiaoyong Chen, Wenxiao Zhuo, Zhenxing Ma, Zejun Xu, Kuanhui Liu, Julong Wang, Ting Li, Guangshuang Zhu, Benzhong Wang,
et al.
HY-14656
), the AMPK inhibitor Compound C (Cat#
HY-13418A
), and calcium chelating agent
BAPTA-AM
(Cat#
HY-100545
) were purchased from
MedChemExpress
(Monmouth Junction, NJ, USA). All drugs were dissolved and stored
(18)
Lactate-driven ATP6V1B2 lactylation triggers asthmatic inflammation by linking lysosomal dysfunction to mitochondrial ROS-dependent pyroptosis
Redox Biology
January 30, 2026
Qiaoyun Bai, Ningpo Ding, Rixin Feng, Fengxiang Shang, Zongqi Wang, Liangchang Li, Zhiguang Wang, Yihua Piao, Guangyu Jin, Yilan Song,
et al.
HY-100350
,
MCE
), BID
inhibitor
BI-6C9
(Cat#
HY-103661
,
MCE
), and calcium chelator
BAPTA-AM
(10 μM, Cat#
HY-100545
,
MCE
).
Plasmid transfection
was performed using
Lipofectamine 3000
(Cat#
L3000015
,
Thermo Scientific
);
(19)
Intracellular Ca2+ is not essential for SHH signaling but is promoted by Shh ligand in embryonic fibroblasts
BMC Molecular and Cell Biology
January 18, 2026
Xuanming Shi, Zhaomin Wang, Shupeng Li, Yiming Pan, Bing Shen, Shuzhen Liu
at a
1:25
dilution, or with 100 nM
SAG
for 24 h. To manipulate Ca2+ levels,
BAPTA
(
BAPTA-AM
,
MCE
, #
HY-100545
) or Ca2+ was added to the culture media in the presence or absence of SHH activators (Shh, ShhN, and
(20)
Abnormal mechanical load aggravates subchondral bone remodeling and uneven tibial plateau settlement in knee osteoarthritis via activation of osteoblast Piezo1-Ca²⁺-JAK2/STAT3 signaling
International Journal of Biological Sciences
January 15, 2026
Handi Li, Shuo Zhang, Chen Feng, Fangyan Cheng, Yuanyuan Han, Mengxue Wang, Shuai Zhou, Wenbo Shao, Wenzhong Chen, Jingguo Chen,
et al.
37 °C for 20 min. Cells were then stimulated with 10 μM Yoda1 (
MCE
,
HY-18723
), 20 μM
BAPTA-AM
(
MCE
,
HY-100545
), or 5 μM ionomycin (
MCE
,
HY-13434
).
Fluorescence
signals were measured on a
flow cytometer
(BD FACSCelesta,
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Reviews
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BAPTA-AM from MedChemExpress
Supplier Page
View Company Product Page
$55.00
Product Specs
Company Info
Citations
Reviews
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