الصفحة الرئيسية>>Infectious Disease>> Viral Diseases>> RSV>>2-5A TEA

2-5A TEA (Synonyms: 2′,5′-ApApA TEA; 2′,5′-trioligoadenylate TEA; 5'-O-Triphosphoryladenylyl-(2'→5')-adenylyl-(2'→5')-adenosine TEA)

رقم الكتالوجGC81654 Copy One-Click Copy Product Info

2-5A TEA (2′,5′-ApApA TEA) is a 5'-triphosphorylated (2',5') oligoadenylate.

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2-5A TEA التركيب الكيميائي

Cas No.: 72351-33-8

الحجم السعر المخزون الكميّة
5.83mg (100mM * 50μL in Water)
595٫00
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Sample solution is provided at 25 µL, 10mM.



Description of 2-5A TEA

2-5A TEA (2′,5′-ApApA TEA) is a 5'-triphosphorylated (2',5') oligoadenylate. When covalently linked to an antisense molecule complementary to the target sequence, 2-5A TEA activates RNase L, which subsequently degrades the target RNA bound to the 2-5A TEA chimera. 2-5A TEA can be used in research related to respiratory syncytial virus infection, colorectal adenocarcinoma and melanoma [1] [2] [3].

In Vivo, 2-5A (10 μg; peritumoral injection; once daily; 3 consecutive days) TEA complexed with lipofectamine significantly inhibits MC38 colorectal carcinoma tumor growth in wild-type C57BL/6J mice[3]. 2-5A (10 μg; peritumoral injection; once daily; 3 consecutive days) TEA complexed with lipofectamine significantly inhibits B16 melanoma tumor growth in wild-type C57BL/6J mice[3]. 2-5A (10 μg; peritumoral injection; once daily; 3 consecutive days) TEA complexed with lipofectamine significantly inhibits sgRnasel MC38 colorectal carcinoma tumor growth in wild-type C57BL/6J mice[3]. 2-5A (10 μg; peritumoral injection; once daily; 3 consecutive days) TEA complexed with lipofectamine does not inhibit MC38 colorectal carcinoma tumor growth in RnaseI−/− mice[3].

In Vitro, 2-5A (1 μM; 4 h) TEA is imported by human HEK293T cells and BJ1 fibroblasts to activate RNase L-dependent IFN/ISG induction, while mouse MEFs, MC38 cells, BMDMs, human A549 cells, and THP-1 monocytes do not exhibit robust 2-5A TEA import activity[3].

References:
[1]. Barnard DL, et al. 2-5A-DNA conjugate inhibition of respiratory syncytial virus replication: effects of oligonucleotide structure modifications and RNA target site selection. Antiviral research. 1999 Apr;41(3):119-34.
[2]. Wang S, et al. 2-5A is an immunotransmitter that fuels RNase L immunity. Immunity. 2025 Apr 08;58(4):770-772.
[3]. Huai W, et al. OAS cross-activates RNase L intercellularly through cell-to-cell transfer of 2-5A to spread innate immunity. Immunity. 2025 Apr 08;58(4):797-810.e6.
[4]. Kalinichenko EN, et al. 3'-Fluoro-3'-deoxy analogs of 2-5A 5'-monophosphate: binding to 2-5A-dependent endoribonuclease and susceptibility to (2'-5')phosphodiesterase degradation. Biochemical and biophysical research communications. 1990 Feb 28;167(1):20-6.

Chemical Properties of 2-5A TEA

Cas No. 72351-33-8 SDF
المرادفات 2′,5′-ApApA TEA; 2′,5′-trioligoadenylate TEA; 5'-O-Triphosphoryladenylyl-(2'→5')-adenylyl-(2'→5')-adenosine TEA
Formula C30H40N15O25P5·xC6H15N M.Wt 1165.59
الذوبان Storage Store at -20°C
Shipping Condition Evaluation sample solution: shipped with blue ice. All other sizes available: with RT, or with Blue Ice upon request.

Complete Stock Solution Preparation Table of 2-5A TEA

Prepare stock solution
1 mg 5 mg 10 mg
1 mM 857.9 μL 4.2897 mL 8.5793 mL
5 mM 171.6 μL 857.9 μL 1.7159 mL
10 mM 85.8 μL 429 μL 857.9 μL
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Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

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