专利号:WO-2020141143-A1 优先权日:2019-01-03 标 题:One pot synthesis of sets of oligonucleotides
专利号:US-12056264-B2 优先权日:2016-09-21 标题:Nucleic acid based data storage 发明人:PECK BILL JAMES 权利人:TWIST BIOSCIENCE CORP 摘要:Provided herein are compositions, devices, systems and methods for the generation and use of biomolecule-based information for storage. Additionally, devices described herein for de novo synthesis of nucleic acids encoding information related to the original source information may be rigid or flexible material. Further described herein are highly efficient methods for long term data storage with 100% accuracy in the retention of information. Also provided herein are methods and systems for efficient transfer of preselected polynucleotides from a storage structure for reading stored information.
专利号:EP-3906317-A1 优先权日:2019-01-03 标 题:One pot synthesis of sets of oligonucleotides
专利号:EP-1179598-B1 优先权日:1999-05-13 标题 :Process for producing nucleoside compound 发明人:NIKUMARU SEIYA; NAKAMURA TAKESHI 权利人:MITSUI CHEMICALS INC 摘要:In preparation of a nucleoside compound by reacting a pentose-1-phosphate and a nucleic acid base or its analogue in the presence of enzyme activity of nucleoside phosphorylase, a metal salt capable of forming a water-insoluble salt with phosphoric acid may be added to a reaction system to eliminate phosphoric acid, a byproduct, from the reaction system so that the equilibrium reaction can be shifted toward a direction for nucleoside synthesis, leading to an improved yield of the desired nucleoside compound.
专利号:US-2021332078-A1 优先权日:2015-05-11 标 题:Compositions and methods for nucleic acid amplification 发明人:WU CHENG-HSIEN 权利人:TWIST BIOSCIENCE CORP 摘要:The present disclosure provides compositions, methods and systems for the efficient removal of a non-target nucleic acid sequence from a double stranded nucleic acid amplification product. A non-target nucleic acid sequence may be a primer sequence incorporated into the double stranded nucleic acid molecule during a nucleic acid synthesis or amplification reaction. The non-target nucleic acid sequence may include a nucleobases that are not canonical DNA nucleobases, such as uracil, that can be selectively removed as part of the non-target sequence removal process.
专利号:CN-114540320-B 优先权日:2022-03-28 标题 :Cytidine hydroxylase, its genes, uses and synthesis method of the new coronavirus oral drug Molnupiravir
参考标题:Synthesis Of Modified Pyrimidine Bases And Positive Impact Of Chemically Reactive Substituents On Their In Vitro Antiproliferative Activity 作者:Steffi Noll,Marijeta Kralj,Lidija šuman,Holger Stephan,Ivo Piantanida |发布日期:2009.3 摘要:The Antiproliferative Activity Screening On Human Tumor Cell Lines Of A Series Of Modified Uracil And Cytosine Bases As Well As Some Corresponding Acyclonucleosides, And Comparison Of Structure-Activity Relationship Revealed The Importance Of Chemical Reactivity Of The Substituent Attached To The C5-Position Of Uracil For The Activity Of Studied Compounds. Namely, The Results Obtained For The Most
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摘要:C. Janion and D. Shugar, Acta Biochim. Pol. 12, 337 (1965).