摘要:
PROBLEM TO BE SOLVED: To provide a new nucleic acid molecule that can inhibit expression of RPN2 gene in treatment of drug-resistant breast cancer.SOLUTION: The nucleic acid molecule for inhibiting the expression of RPN2 gene comprises any one of the nucleotide sequences of the following (as1), (as2) and (as3) as the sequence to inhibit the expression of RPN2 gene, where (as1) is nucleotides of a specified base sequence; (as2) is nucleotides having deletion, substitution and/or addition of one or several bases in the base sequence of (as1) and having a function inhibiting the expression of RPN2 gene being a target of drug-resistant breast cancer treatment; and (as3) is nucleotides having 90% or more homology to the base sequence of (as1).
摘要:
PROBLEM TO BE SOLVED: To provide a new nucleic acid molecule allowing easy production method thereof with good efficiency, and inhibiting the expression of a gene.SOLUTION: This single strand nucleic molecule including an expression inhibitory sequence inhibiting the expression of a target gene, includes a region (X), a linker region (Lx) and a region (Xc). The linker region (Lx) is connected between the region (Xc) and region (Xc). The region (Xc) is complemental to the region (X). At least one of the region (X) and region (Xc) includes the expression inhibitory sequence, and the linker region (Lx) includes a peptide structure. By the single strand nucleic molecule, the expression of the target gene can be inhibited.
摘要:
PROBLEM TO BE SOLVED: To provide a new nucleic acid molecule suppressible of gene expression.SOLUTION: This single-stranded RNA molecule includes an expression-suppressing sequence suppressing expression of a target gene, including, from 5' side to 3' side, a 5' side region (Xc), a linker region (Lx) and a 3' side region (X) in this order; where the 5' side region (Xc) is complementary to the 3' side region (X), at least one of the 5' side region (Xc) and the 3' side region (X) contains the expression-suppressing sequence, and the molecule satisfies at least either condition of the following (1) and (2). The condition (1): a 3' terminal region of the 5' side region (Xc) and a 5' terminal region of the 3' side region (X) hybridize by a hydrogen bonding between an adenine base and a urasil base. The condition (2): at least either of the 3' terminal region of the 5' side region (Xc) and the 5' terminal region of the 3' side region (X) has a deoxyribonucleotide residue.
摘要:
PROBLEM TO BE SOLVED: To provide a glycoside compound that can be produced inexpensively and is capable of providing a phosphoramidite with which a nucleic acid can be produced at a high yield and high purity.SOLUTION: The glycoside compound is represented by the following chemical formula (2), where B is an atomic group having a nucleic acid base skeleton, and Ris a protector group.
摘要:
PROBLEM TO BE SOLVED: To provide a new nucleic acid molecule that can be produced by an easy and efficient production method and can inhibit expression of a gene.SOLUTION: There is provided a single-stranded nucleic acid molecule including an expression inhibitory sequence that inhibits expression of a target gene, wherein, the molecule includes a region (X), a linker region (Lx), and a region (Xc). The linker region (Lx) is linked between the regions (X) and (Xc), the region (Xc) is complementary to the region (X), at least one of the regions (X) and (Xc) includes the expression inhibitory sequence, and the linker region (Lx) has a non-nucleotide structure including at least one of a pyrrolidine skeleton and a piperidine skeleton. According to this single-stranded nucleic acid molecule, it is possible to inhibit the expression of the target gene.
摘要:
PROBLEM TO BE SOLVED: To provide a new nucleic acid molecule that can be produced easily and efficiently, and can inhibit the expression of a gene.SOLUTION: This single-stranded nucleic acid molecule includes an expression inhibitory sequence that inhibits the expression of a target gene, containing a region (X); a linker region (Lx); and a region (Xc). The linker region (Lx) is linked between the region (X) and region (Xc), and the region (Xc) is complementary to the region (X). At least one of the region (X) and region (Xc) contains the expression inhibitory sequence, and the linker region (Lx) has a non-nucleotide structure containing at least one of a pyrrolidine skeleton and a piperidine skeleton. The expression of the target gene can be inhibited according to the single-stranded nucleic acid molecule.
摘要:
PROBLEM TO BE SOLVED: To provide a new nucleic acid molecule which can control gene expression and can be easily and efficiently produced.SOLUTION: There is disclosed a single-stranded nucleic acid molecule including an expression inhibitory sequence that inhibits the expression of a target gene. The single-stranded nucleic acid molecule includes a 5' side region (Xc), an inner region (Z), and a 3' side region (Yc) in the order from the 5' side to the 3' side. The inner region (Z) is composed of an inner 5' side region (X) and an inner 3' side region (Y) that are linked to each other. The 5' side region (Xc) is complementary to the inner 5' side region (X). The 3' side region (Yc) is complementary to the inner 3' side region (Y). At least one of the inner region (Z), the 5' side region (Xc), and the 3' side region (Yc) includes the expression inhibitory sequence. According to this single-stranded nucleic acid molecule, it is possible to inhibit the expression of the target gene.