Molecular and physiological mechanisms associated with root exposure to mercury in barley (Record no. 49110)

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fixed length control field 02164nam a2200241Ia 4500
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control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625153950.0
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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-14926
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245 10 - TITLE STATEMENT
Title Molecular and physiological mechanisms associated with root exposure to mercury in barley
490 0# - SERIES STATEMENT
Volume/sequential designation Metallomics, 5, p.1305-1315, 2013
520 3# - SUMMARY, ETC.
Summary, etc. Mercury (Hg)is a toxic metal that affects plant growth. Here the effect of Hg exposure on plant growth and leaf gas-exchange together with gene expression in roots is reported for barley. Hg was mainly accumulated in roots and only very small amounts were found in the shoots. Chlorophyll fluorescence and net photosynthesis were not affected by Hg. Nevertheless exposure to Hg reduced shoot and root growth, the shoot to root ratio, stomatal conductance, carbon isotope discrimination and expression of an aquaporin transcript, whereas abscisic acid related transcripts were over-expressed. These results suggested some degree of limitation to water uptake causing a moderate water stress when plants are exposed to Hg. Microarray (MapMan)analysis revealed changes in the transcription of genes involved in nitrogen metabolism, which were accompanied by decreased nitrogen concentrations in the shoots, together with an increase in transcripts associated with secondary metabolism, stress, inhibition of DNA synthesis/chromatin structure and cell organization elements. Moreover, Hg induced the expression of many transcripts known to be involved in the uptake, accumulation, transport and general responses to other heavy metals. It is concluded that barley is able to accumulate high amounts of Hg in roots through several transcriptional, metabolic and physiological adjustments.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Lopes, M.S.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Iglesia-Turiño, S.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Cabrera-Bosquet, L.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Serret, M.D.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Bort, J.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Febrero, A.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Araus, J.L.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1SIASDV6M8XiBQMVK3n-p5e6cDpZRfMoA/view?usp=drivesdk">https://drive.google.com/file/d/1SIASDV6M8XiBQMVK3n-p5e6cDpZRfMoA/view?usp=drivesdk</a>
Public note Para ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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Source of classification or shelving scheme Clasificación local
Koha item type Documentos solicitados
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Lost status Source of classification or shelving scheme Damaged status Not for loan Collection Home library Current library Shelving location Date acquired Total checkouts Full call number Date last seen Price effective from Koha item type
  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-14926 25.06.2025 25.06.2025 Documentos solicitados