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Opinion or narrative review

Opinion piece on how fisetin and quercetin may kill worn-out cells

Wang and colleagues · Journal of agricultural and food chemistry · 2021

Original title: Prospective Selective Mechanism of Emerging Senolytic Agents Derived from Flavonoids.

Under review. A person has not yet checked this summary against the paper. It is written from the PubMed abstract. Until a person checks it, search engines are asked not to list this page.

What the study found

No direction

Authors propose that fisetin and quercetin kill worn-out cells by oxidative damage helped by copper and iron. No new data on aging outcomes.

The study at a glance

Type of study
Opinion or narrative review
Who or what was studied
no people or animals tested
What was tested
Proposed explanation of how fisetin and quercetin kill worn-out cells
Who has a stake
No disclosure in PubMed
No disclosure in PubMed.
Journal
Journal of agricultural and food chemistry, 2021
Source
PubMed record 34662116. This page is based on the abstract only.

How much this study counts

  • –An opinion or narrative review: no new data, and no set method for choosing which studies to discuss.
  • •The PubMed record has no conflict-of-interest statement.
  • •Summarized from the PubMed abstract only. The full paper may hold details the abstract leaves out.

✓ Strength– Limit• Note

These points come from fixed rules about the type of study, its size and length, what it measured, and who has a stake. Every study on Digestery gets the same rules.

Where this study sits

This paper is not on the ladder. It is a opinion or narrative review, and reviews and opinion pieces discuss studies that are already counted on the steps below.

↑ Stronger evidence

  1. Trials in people: aging and age-related decline

    0

    Not done yet. This is the step that would answer the question.

  2. Trials in people: other measures

    0

    None among the papers we read.

  3. Trials in people: lab tests or safety

    0

    None among the papers we read.

  4. Population studies

    1

    1 benefit

  5. Blood levels and genes

    0

    None among the papers we read.

  6. Animals

    5

    5 benefit

  7. Cells in a dish

    1

    1 mixed

↓ Weaker evidence

  • Points to benefit
  • Mixed
  • No difference
  • No direction
  • Points to harm

How it fits with the other research

The short answer to “Does fisetin slow aging?”

Not shown in people.

Confidence: very low. Based on 12 on-topic papers.

Read the full answer

Other opinion on this question

See all 12 studies on this question

How this page was made

Label

First read of the abstract
Claude Sonnet
Independent second read
Claude Haiku
Differences settled
The reviewer corrected 1 field after reading the abstract. Claude Opus 5.5.
Headline
Claude Sonnet, from the checked study record. A script checked its numbers and wording.
Numbers
Checked against the abstract by a script
“How much this study counts”
Fixed rules, the same for every study
Source check by a person
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