Question follow-through · 96751
Animal Experiments
To ask the Secretary of State for the Home Department, what estimate she has made of the number of animals involved in LD50 tests by type of animal; and what assessment she has made of the effectiveness of those tests.
About this written question
A written question asks a government minister for information in writing. Parliament publishes the question and any answer.
- Answering body
- Home Office
- Tabled
- 3 Dec 2025
- Target answer date
- 10 Dec 2025
- Answer
- 10 Dec 2025 · 7 calendar days after tabling
Elapsed calendar days describe the record timeline, not whether Parliament considers an answer on time.
Recorded timeline
3 Dec 2025
Question tabled
To ask the Secretary of State for the Home Department, what estimate she has made of the number of animals involved in LD50 tests by type of animal; and what assessment she has made of the effectiveness of those tests.
10 Dec 2025
Target answer date
Date supplied by the official written-questions record.
10 Dec 2025
Answer published
The Home Office publishes detailed annual statistics on the use of animals in science, including procedures for acute and sub-toxicity testing methods such as LD50 (Lethal Dose 50) and LC50 (Lethal Concentration 50). According to the latest published figu...
Official data retrieved 28 Sept 2026.
Later records
Possible follow-up questions
Strong links require the same MP, department and exact heading. Other same-department questions are shown as unreviewed candidates, not as confirmed follow-ups. No debate link is asserted unless a stable source relationship exists.
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