Edward J. Furton · The National Catholic Bioethics Quarterly 2004 · ethical commentary · n=?

Vaccines and the Right of Conscience

Cited 8 times in the scientific literature.

Level 5 - mechanism / opinion, no new human data

Level 5 by design analogy; normative ethical and theological commentary with no empirical data.

OpenAlex W2078601026 · doi:10.5840/ncbq20044166 · record verified 2026-08-31

What was done

This is a normative bioethics commentary applying Catholic moral principles to evaluate whether parents are morally obligated to avoid vaccines (specifically rubella, hepatitis A, and varicella) developed using cell lines (WI-38 and MRC-5) that originated from historical abortions.

What was found

The abstract reports no quantitative or empirical data. Applying moral theological principles, the author concludes there is no strict obligation for parents to refuse these vaccines for their children, while acknowledging that other parents reach the opposite conclusion and refuse immunization on conscience grounds.

Why it matters

It provides a moral and bioethical perspective within Catholic theology regarding conscientious objection and the use of vaccines manufactured using historical fetal cell lines.

Limits

This is a subjective ethical essay and personal perspective, not an empirical research study. It contains no clinical data, epidemiological measurements, or systematic evaluations of parental attitudes or vaccine safety and efficacy.

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