Evidence map›Paper›PMID 19543804›Full record

ArticlePhotosynthesis research

Oxygen detection in biological systems.

Gernot Renger, Bertram Hanssum

Abstract read
PubMed Publisher
In one paragraph

Article in Photosynthesis research. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.4field-weighted citation impact, top 12% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 40 citations in OpenAlex.

  1. C13MP, a method using C13 isotope labeling to measure plant photosynthetic rate precisely.Molecular breeding : new strategies in plant improvement · 2025
    Article
  2. Article
  3. Measurements of Oxygen Evolution in Photosynthesis.Methods in molecular biology (Clifton, N.J.) · 2024
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Gernot RengerInstitut für Chemie, Max-Volmer-Laboratorium für Biophysikalische Chemie, Technische Universität Berlin, Strasse des 17. Juni 135, 10623 Berlin, Germany. rengsbbc@mailbox.tu-berlin.de
Bertram Hanssum
Technische Universität Berlin · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This article presents a brief description of analytical tools for monitoring evolution and consumption of molecular dioxygen in biological organisms. Based on its nature as a gas and its physical and chemical properties of the ground state ³Σ(g)O₂; different approaches have been developed for quantitative determinations: (i) manometry, (ii) formation of titratable sediments, (iii) solid state electrodes, (iv) EPR oximetry, (v) luminescence quenching, (vi) biological sensoring, (vii) mass spectrometry and (viii) amperometry. Among these methods mass spectrometry and amperometry are of special relevance for studies on the mechanisms of photosynthetic dioxygen evolution. Mass spectrometry is described in the article of Beckman et al. in this special issue. Therefore, the major part of this contribution focuses on amperometric methods that are currently widely used. Two different types of electrodes are described: (i) Clark-type electrode and (ii) Joliot-type electrode. The complementary advantages of both systems are outlined. A more detailed description comprises the potential of the Joliot-type electrode for mechanistic studies on the reactivity of the different redox states of the water oxidizing complex (WOC).

Indexed as

Biosensing TechniquesElectrodesOxygenPhotosynthesisOxygen

Identifiers

PMID19543804
OpenAlexW2071905990

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.