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Atlas/Oligonucleotides/Wainua/Skipped studies

Wainua: genotox, carcinogenicity and repro: done or skipped?

eplontersen · TTR (ASO)
Genotoxicity
Conducted; negative (Ames, chromosomal aberration, mouse micronucleus)
“Eplontersen was negative in adequately conducted in vitro (Ames, chromosomal aberration) and in vivo (mouse bone marrow micronucleus) assays.”
✓ VerifiedFDA integrated review, p. 129Source ↗
Carcinogenicity
26-week Tg.rasH2 mouse study (PMR at FDA approval); no increase in neoplasms
“In a 26-week carcinogenicity study in male and female Tg.rasH2 mice, subcutaneous administration of eplontersen (0, 250, 500, or 1500 mg/kg) monthly for 26 weeks resulted in no increase in neoplasms.”
✓ VerifiedUS prescribing informationSource ↗
Reproductive & developmental
Combined fertility/EFD study in mouse (with surrogate); no adverse effects; no 2nd species, PPND or juvenile
“Potential effect of eplontersen on embryo-foetal development in a second species, pre- and post-natal development or juvenile toxicity were not investigated.”
✓ VerifiedEMA assessment report, p. 31Source ↗
Safety pharmacology
Single ascending-dose SC study in monkeys (CNS, CV, respiratory) plus in vitro hERG; no effects
“Safety pharmacology studies did not indicate any adverse effects on CNS, cardiovascular, or respiratory endpoints in male cynomolgus monkeys administered a single ascending dose of eplontersen of up to 24 mg/kg by SC injection.”
✓ VerifiedFDA integrated review, p. 127Source ↗

Same question, other oligonucleotides

Amondys 45

casimersen · DMD exon 45 (PMO)
Conducted; negative (Ames, CHO chromosomal aberration, mouse micronucleus)

Amvuttra

vutrisiran · TTR (siRNA)
Conducted: Ames, human lymphocyte chromosome aberration, rat micronucleus; all negative

Dawnzera

donidalorsen · Prekallikrein / KLKB1 (ASO)
Conducted: in vitro Ames, CHL chromosomal aberration and in vivo mouse bone marrow micronucleus; no genotoxicity

Exondys 51

eteplirsen · DMD exon 51 (PMO)
Conducted; negative (Ames, CHO chromosomal aberration, mouse micronucleus)

Givlaari

givosiran · ALAS1 (siRNA)
Conducted: Ames, human lymphocyte chromosome aberration, rat micronucleus; all negative

Izervay

avacincaptad pegol · C5 (aptamer)
Conducted: Ames, chromosomal aberration in mammalian cells, mouse micronucleus; all negative

Kynamro

mipomersen · APOB (ASO)
Conducted; negative (Ames, mouse lymphoma, mouse micronucleus)

Leqvio

inclisiran · PCSK9 (siRNA)
Conducted: standard panel, negative

Macugen

pegaptanib · VEGF-165 (aptamer)
Conducted (GLP); pegaptanib and 2'-FU/2'-FC nucleosides negative overall

Onpattro

patisiran · TTR (siRNA)
Conducted: Ames, human lymphocyte chromosome aberration, mouse micronucleus; all negative

Oxlumo

lumasiran · HAO1 (siRNA)
Conducted: Ames, human lymphocyte chromosome aberration, rat micronucleus; all negative

Qalsody

tofersen · SOD1 (ASO)
Conducted; negative (Ames, CHL chromosomal aberration, mouse micronucleus)

Qfitlia

fitusiran · Antithrombin / SERPINC1 (siRNA)
Conducted: bacterial reverse mutation, in vitro chromosomal aberration (human lymphocytes), rat bone-marrow micronucleus; all negative

Redemplo

plozasiran · APOC3 (siRNA)
Conducted: Ames, in vitro chromosomal aberration (TK6), in vivo mouse micronucleus; not genotoxic

Rivfloza

nedosiran · LDHA (siRNA)
Conducted; negative (Ames, in vitro micronucleus, in vivo mouse micronucleus)

Rytelo

imetelstat · Telomerase (oligo)
Conducted; negative (Ames, in vitro micronucleus, in vivo mouse micronucleus)

Spinraza

nusinersen · SMN2 (ASO)
Conducted; negative (Ames, CHO chromosomal aberration, mouse micronucleus)

Tegsedi

inotersen · TTR (ASO)
Conducted; negative (Ames, CHL chromosomal aberration, mouse micronucleus)

Tryngolza

olezarsen · APOC3 (ASO)
Conducted; negative (Ames, chromosomal aberration, mouse micronucleus)

Viltepso

viltolarsen · DMD exon 53 (PMO)
Conducted; negative (Ames, CHL chromosomal aberration, mouse micronucleus)

Vyondys 53

golodirsen · DMD exon 53 (PMO)
Conducted; negative (Ames, CHO chromosomal aberration, mouse micronucleus)

Waylivra

volanesorsen · APOC3 (ASO)
Conducted: bacterial reverse mutation, mouse lymphoma TK, mouse bone-marrow micronucleus; all negative

Zanvastro

zilganersen · GFAP (ASO)
Conducted: Ames, in vitro chromosomal aberration, mouse micronucleus; all negative

Summary across all 24 oligonucleotides →