published-canonicalmechanismmaha-epistemic/1.0

Double-strand-break repair outcomes

Cellular repair of a targeted DNA break through end joining, templated repair, and other context-dependent pathways. This candidate preserves the experimental unit—editor or circuit, target, cell system, delivery, protocol, assay, comparator, and observation window—before any broader inference is considered.

Bounded definition

Cellular repair of a targeted DNA break through end joining, templated repair, and other context-dependent pathways.

What the cited work establishes

The study demonstrates CRISPR-Cas9 genome targeting and multiplex editing in mammalian cells under specified constructs, loci, delivery, and assays.

The constructs, biological systems, protocols, assays, datasets, and comparisons reported in Multiplex Genome Engineering Using CRISPR/Cas Systems.

Claims: urn:maha:claim:double-strand-break-repair-outcomes

What remains a separate question

Repair distributions vary with cell state, locus, template, timing, delivery, assay, and selection and cannot be reduced to one universal outcome.

Cell-culture demonstrations do not establish organism-level delivery, clinical safety, durable benefit, or universal target performance.

Connected domain graph

Typed dependencies preserve publication state.

Only independently canonical records receive public links and relation statements. Draft graph topology remains private.

mechanistic dependencycanonical

CRISPR-Cas9 nuclease editing

outbound connection · concept

Nuclease editing delegates the final sequence outcome to cellular break repair.

Claim ledger

Every proposition keeps its own evidence state.

empirical-claimsingle-study

The cited mammalian-cell experiments report locus-specific indels and templated edits after CRISPR-Cas9 cleavage under defined conditions.

Scope
The constructs, biological systems, protocols, assays, datasets, and comparisons reported in Multiplex Genome Engineering Using CRISPR/Cas Systems.
Boundary
Repair distributions vary with cell state, locus, template, timing, delivery, assay, and selection and cannot be reduced to one universal outcome.
Uncertainty
There is no universal effect estimate for this method; numerical results remain attached to the source experiment, biological system, assay, and analysis choices.
Replication
This candidate records one bounded source package. Independent replications and contradictory results must be compiled separately before evidence maturity is upgraded.

Primary sources

Citation, locator, rights, and boundary travel together.

  1. Source 1 · Science

    Multiplex Genome Engineering Using CRISPR/Cas Systems

    Le Cong, F. Ann Ran, David Cox, Shuailiang Lin, et al.

    Exact locator
    Abstract; Figures 1–4; supplementary methods and target-level results.
    Establishes
    The study demonstrates CRISPR-Cas9 genome targeting and multiplex editing in mammalian cells under specified constructs, loci, delivery, and assays.
    Boundary
    Cell-culture demonstrations do not establish organism-level delivery, clinical safety, durable benefit, or universal target performance.
    Rights basis
    citation with paraphrase · Maha paraphrases the source-level result and links to the version of record; no article passage is reproduced.
    Declared interests
    The publisher record reports patent and company relationships involving CRISPR technologies.