Understanding the Formation of Heartwood in Larch Using Synchrotron Infrared Imaging Combined With Multivariate Analysis and Atomic Force Microscope Infrared Spectroscopy

Research output: Contribution to journalJournal articleResearchpeer-review

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Understanding the Formation of Heartwood in Larch Using Synchrotron Infrared Imaging Combined With Multivariate Analysis and Atomic Force Microscope Infrared Spectroscopy. / Piqueras Solsona, Sara; Füchtner, Sophie; Rocha de Oliveira, Rodrigo; Gómez-Sánchez, Adrián ; Jelavic, Stanislav; Keplinger, Tobias; de Juan, Anna; Thygesen, Lisbeth Garbrecht.

In: Frontiers in Plant Science, Vol. 10, 1701, 2020.

Research output: Contribution to journalJournal articleResearchpeer-review

Harvard

Piqueras Solsona, S, Füchtner, S, Rocha de Oliveira, R, Gómez-Sánchez, A, Jelavic, S, Keplinger, T, de Juan, A & Thygesen, LG 2020, 'Understanding the Formation of Heartwood in Larch Using Synchrotron Infrared Imaging Combined With Multivariate Analysis and Atomic Force Microscope Infrared Spectroscopy', Frontiers in Plant Science, vol. 10, 1701. https://doi.org/10.3389/fpls.2019.01701

APA

Piqueras Solsona, S., Füchtner, S., Rocha de Oliveira, R., Gómez-Sánchez, A., Jelavic, S., Keplinger, T., ... Thygesen, L. G. (2020). Understanding the Formation of Heartwood in Larch Using Synchrotron Infrared Imaging Combined With Multivariate Analysis and Atomic Force Microscope Infrared Spectroscopy. Frontiers in Plant Science, 10, [1701]. https://doi.org/10.3389/fpls.2019.01701

Vancouver

Piqueras Solsona S, Füchtner S, Rocha de Oliveira R, Gómez-Sánchez A, Jelavic S, Keplinger T et al. Understanding the Formation of Heartwood in Larch Using Synchrotron Infrared Imaging Combined With Multivariate Analysis and Atomic Force Microscope Infrared Spectroscopy. Frontiers in Plant Science. 2020;10. 1701. https://doi.org/10.3389/fpls.2019.01701

Author

Piqueras Solsona, Sara ; Füchtner, Sophie ; Rocha de Oliveira, Rodrigo ; Gómez-Sánchez, Adrián ; Jelavic, Stanislav ; Keplinger, Tobias ; de Juan, Anna ; Thygesen, Lisbeth Garbrecht. / Understanding the Formation of Heartwood in Larch Using Synchrotron Infrared Imaging Combined With Multivariate Analysis and Atomic Force Microscope Infrared Spectroscopy. In: Frontiers in Plant Science. 2020 ; Vol. 10.

Bibtex

@article{39439fe0ab244150a55c9ea64a08f726,
title = "Understanding the Formation of Heartwood in Larch Using Synchrotron Infrared Imaging Combined With Multivariate Analysis and Atomic Force Microscope Infrared Spectroscopy",
abstract = "Formation of extractive-rich heartwood is a process in live trees that make them and the wood obtained from them more resistant to fungal degradation. Despite the importance of this natural mechanism, little is known about the deposition pathways and cellular level distribution of extractives. Here we follow heartwood formation in Larix gmelinii var. Japonica by use of synchrotron infrared images analyzed by the unmixing method Multivariate Curve Resolution – Alternating Least Squares (MCR-ALS). A subset of the specimens was also analyzed using atomic force microscopy infrared spectroscopy. The main spectral changes observed in the transition zone when going from sapwood to heartwood was a decrease in the intensity of a peak at approximately 1660 cm-1 and an increase in a peak at approximately 1640 cm-1. There are several possible interpretations of this observation. One possibility that is supported by the MCR-ALS unmixing is that heartwood formation in larch is a type II or Juglans-type of heartwood formation, where phenolic precursors to extractives accumulate in the sapwood rays. They are then oxidized and/or condensed in the transition zone and spread to the neighboring cells in the heartwood.",
author = "{Piqueras Solsona}, Sara and Sophie F{\"u}chtner and {Rocha de Oliveira}, Rodrigo and Adri{\'a}n G{\'o}mez-S{\'a}nchez and Stanislav Jelavic and Tobias Keplinger and {de Juan}, Anna and Thygesen, {Lisbeth Garbrecht}",
year = "2020",
doi = "10.3389/fpls.2019.01701",
language = "English",
volume = "10",
journal = "Frontiers in Plant Science",
issn = "1664-462X",
publisher = "Frontiers Media S.A.",

}

RIS

TY - JOUR

T1 - Understanding the Formation of Heartwood in Larch Using Synchrotron Infrared Imaging Combined With Multivariate Analysis and Atomic Force Microscope Infrared Spectroscopy

AU - Piqueras Solsona, Sara

AU - Füchtner, Sophie

AU - Rocha de Oliveira, Rodrigo

AU - Gómez-Sánchez, Adrián

AU - Jelavic, Stanislav

AU - Keplinger, Tobias

AU - de Juan, Anna

AU - Thygesen, Lisbeth Garbrecht

PY - 2020

Y1 - 2020

N2 - Formation of extractive-rich heartwood is a process in live trees that make them and the wood obtained from them more resistant to fungal degradation. Despite the importance of this natural mechanism, little is known about the deposition pathways and cellular level distribution of extractives. Here we follow heartwood formation in Larix gmelinii var. Japonica by use of synchrotron infrared images analyzed by the unmixing method Multivariate Curve Resolution – Alternating Least Squares (MCR-ALS). A subset of the specimens was also analyzed using atomic force microscopy infrared spectroscopy. The main spectral changes observed in the transition zone when going from sapwood to heartwood was a decrease in the intensity of a peak at approximately 1660 cm-1 and an increase in a peak at approximately 1640 cm-1. There are several possible interpretations of this observation. One possibility that is supported by the MCR-ALS unmixing is that heartwood formation in larch is a type II or Juglans-type of heartwood formation, where phenolic precursors to extractives accumulate in the sapwood rays. They are then oxidized and/or condensed in the transition zone and spread to the neighboring cells in the heartwood.

AB - Formation of extractive-rich heartwood is a process in live trees that make them and the wood obtained from them more resistant to fungal degradation. Despite the importance of this natural mechanism, little is known about the deposition pathways and cellular level distribution of extractives. Here we follow heartwood formation in Larix gmelinii var. Japonica by use of synchrotron infrared images analyzed by the unmixing method Multivariate Curve Resolution – Alternating Least Squares (MCR-ALS). A subset of the specimens was also analyzed using atomic force microscopy infrared spectroscopy. The main spectral changes observed in the transition zone when going from sapwood to heartwood was a decrease in the intensity of a peak at approximately 1660 cm-1 and an increase in a peak at approximately 1640 cm-1. There are several possible interpretations of this observation. One possibility that is supported by the MCR-ALS unmixing is that heartwood formation in larch is a type II or Juglans-type of heartwood formation, where phenolic precursors to extractives accumulate in the sapwood rays. They are then oxidized and/or condensed in the transition zone and spread to the neighboring cells in the heartwood.

U2 - 10.3389/fpls.2019.01701

DO - 10.3389/fpls.2019.01701

M3 - Journal article

C2 - 32117328

VL - 10

JO - Frontiers in Plant Science

JF - Frontiers in Plant Science

SN - 1664-462X

M1 - 1701

ER -

ID: 235769166