Microsensor measurements of the external and internal microenvironment of Fucus vesiculosus
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Microsensor measurements of the external and internal microenvironment of Fucus vesiculosus. / Spilling, Kristian; Titelman, Josefin; Greve, Tina M.; Kühl, Michael.
In: Journal of Phycology, Vol. 46, No. 6, 12.2010, p. 1350-1355.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Microsensor measurements of the external and internal microenvironment of Fucus vesiculosus
AU - Spilling, Kristian
AU - Titelman, Josefin
AU - Greve, Tina M.
AU - Kühl, Michael
N1 - Keywords: boundary layer;brown algae, microsensor;oxygen gradients;photosynthesis, respiration
PY - 2010/12
Y1 - 2010/12
N2 - We investigated the O2, pH, and irradiance microenvironment in and around the tissue of the brown alga Fucus vesiculosus L. using microsensors. Microsensors are ideal tools for gaining new insights into what limits and controls macroalgal activity and growth at very fine spatial (<100 µm) and temporal (seconds) scales. This first microsensor investigation of a fucoid macroalga revealed differences in the microenvironment and metabolic activities at the level of different cell layers and thallus structures. F. vesiculosus responded quickly to rapid shifts in irradiance resulting in a highly dynamic microenvironment around and within its thallus. In combination with detailed morphological studies and molecular approaches, microsensors offer a promising toolbox to quantitatively describe structural and functional adaptations of macroalgae to environmental conditions, such as flow and light climate, as well as their physiological responses to environmental stressors.
AB - We investigated the O2, pH, and irradiance microenvironment in and around the tissue of the brown alga Fucus vesiculosus L. using microsensors. Microsensors are ideal tools for gaining new insights into what limits and controls macroalgal activity and growth at very fine spatial (<100 µm) and temporal (seconds) scales. This first microsensor investigation of a fucoid macroalga revealed differences in the microenvironment and metabolic activities at the level of different cell layers and thallus structures. F. vesiculosus responded quickly to rapid shifts in irradiance resulting in a highly dynamic microenvironment around and within its thallus. In combination with detailed morphological studies and molecular approaches, microsensors offer a promising toolbox to quantitatively describe structural and functional adaptations of macroalgae to environmental conditions, such as flow and light climate, as well as their physiological responses to environmental stressors.
U2 - 10.1111/j.1529-8817.2010.00894.x
DO - 10.1111/j.1529-8817.2010.00894.x
M3 - Journal article
VL - 46
SP - 1350
EP - 1355
JO - Journal of Phycology
JF - Journal of Phycology
SN - 0022-3646
IS - 6
ER -
ID: 19794365