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February 9, 2026New Phytologist0 citationsOpen Access

The Unicellular Green Microalga Botryosphaerella Sudetica and Its Light Protection Mechanisms

The unicellular green microalga Botryosphaerella sudetica links plant‐like light protection with an algal lifestyle

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Authors

OBOlga Blifernez-KlassenHBHanna BergerVKV. I. Klassen

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Overview

This analysis examines photoprotection strategies in a unicellular microalga, revealing adaptations to its habitat.

Key Points

  • The aim is to explore light protection mechanisms in the microalga Botryosphaerella sudetica compared to Chlamydomonas reinhardtii.
  • Analyzed growth and chlorophyll fluorescence of B. sudetica.
  • Compared gene expression of photoprotective mechanisms.
  • Measured NPQ composition between B. sudetica and C. reinhardtii.
  • Investigated the role of PSBS and zeaxanthin in light protection.
  • B. sudetica predominantly uses energy-dependent quenching (qE) for photoprotection.
  • The expression of PSBS protein was essential for its NPQ mechanisms.
  • qT state transitions contributed minimally to NPQ in B. sudetica compared to C. reinhardtii.
  • Adaptation strategies reflect the organism’s sedentary lifestyle and habitat conditions.
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Cite This Study

Blifernez-Klassen et al. (2026) studied this question.

synapsesocial.com/papers/69897a14f0ec2af6756e85afhttps://doi.org/10.1111/nph.70990
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