Strigolactones promote the localization of the ABA exporter ABCG25 at the plasma membrane in root epidermal cells of Arabidopsis thaliana (Record no. 54492)

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fixed length control field 02564nam a2200337Ia 4500
003 - CONTROL NUMBER IDENTIFIER
control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625162448.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-20397
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245 10 - TITLE STATEMENT
Title Strigolactones promote the localization of the ABA exporter ABCG25 at the plasma membrane in root epidermal cells of Arabidopsis thaliana
490 0# - SERIES STATEMENT
Volume/sequential designation Journal of Experimental Botany, 74(18), p.5881-5895, 2023
520 3# - SUMMARY, ETC.
Summary, etc. The phytohormones strigolactones crosstalk with abscisic acid (ABA)in acclimation to osmotic stress, as ascertained in leaves. However, our knowledge about underground tissues is limited, and lacking in Arabidopsis: whether strigolactones affect ABA transport across plasma membranes has never been addressed. We evaluated the effect of strigolactones on the localization of ATP BINDING CASSETTE G25 (ABCG25), an ABA exporter in Arabidopsis thaliana. Wild-type, strigolactone-insensitive, and strigolactone-depleted seedlings expressing a green fluorescent protein:ABCG25 construct were treated with ABA or strigolactones, and green fluorescent protein was quantified by confocal microscopy in different subcellular compartments of epidermal root cells. We show that strigolactones promote the localization of an ABA transporter at the plasma membrane by enhancing its endosomal recycling. Genotypes altered in strigolactone synthesis or perception are not impaired in ABCG25 recycling promotion by ABA, which acts downstream or independent of strigolactones in this respect. Additionally, we confirm that osmotic stress decreases strigolactone synthesis in A. thaliana root cells, and that this decrease may support local ABA retention under low water availability by allowing ABCG25 internalization. Thus, we propose a new mechanism for ABA homeostasis regulation in the context of osmotic stress acclimation: the fine-tuning by strigolactones of ABCG25 localization in root cells.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ARABIDOPSIS THALIANA
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ABCG25
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ABSCISIC ACID
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element GR245DS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ENDOCYTOSIS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element OSMOTIC STRESS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ROOTS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element STRIGOLACTONES
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Russo, G.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Capitanio, S.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Trasoletti, M.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Morabito, C.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Korwin Krukowski, P.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Visentin, I.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Cardinale, F.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1ozOoGXIbSkzlN2c2BGz5JcfXXG45cvtT/view?usp=drivesdk">https://drive.google.com/file/d/1ozOoGXIbSkzlN2c2BGz5JcfXXG45cvtT/view?usp=drivesdk</a>
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942 ## - ADDED ENTRY ELEMENTS (KOHA)
Source of classification or shelving scheme Clasificación local
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-20397 25.06.2025 25.06.2025 Documentos solicitados