פרופ' רחל אמיר

Prof. Rachel Amir

מוסד עיקרי

המכללה האקדמית תל חי

Tel Hai College

טלפון

04-6953516

דוא״ל

rachel@migal.org.il

קורות חייםCV

דיסציפלינות ראשיותMain Disciplines

Agriculture, Biotechnology, Medicine, Plant Science

דיסציפלינות משניותSecondary Disciplines

Endocrinology, Diabetes and Metabolism

פרסומים ויצירות עיקריים / עדכנייםMain / Recent Publications

Hacham Y, Shitrit O, Nisimi O, Friebach M and Amir R (2023) Elucidating the importance of the catabolic enzyme, methionine-gamma-lyase, in stresses during Arabidopsis seed development and germination. Front. Plant Sci. 14:1143021
Gruzdev, N., Hacham, Y., Haviv, H. et al. Conversion of methionine biosynthesis in Escherichia coli from trans- to direct-sulfurylation enhances extracellular methionine levels. Microb Cell Fact 22, 151 (2023).
Aiswarya Girija and others, Cystathionine γ-synthase expression in seeds alters metabolic and DNA methylation profiles in Arabidopsis, Plant Physiology, 2023
Uri Yaritz, Ron Schweitzer, Doron Holland, Li Tian, Rachel Amir, Metabolic profiling of outer fruit peels from 15 accessions of pomegranate (Punica granatum L.), Journal of Food Composition and Analysis, Volume 109, 2022
Kumar, K.; Hacham, Y.; Amir, R. The Effect of 10 Crop Plants That Served as Hosts on the Primary Metabolic Profile of the Parasitic Plant Phelipanche aegyptiaca. Metabolites 2022, 12, 1195.
Dhakarey R, Yaritz U, Tian L, Amir R. (2022) A Myb transcription factor, PgMyb308-like, enhances the level of shikimate, aromatic amino acids, and lignins, but represses the synthesis of flavonoids and hydrolyzable tannins, in pomegranate (Punica granatum L.). Horticulture Research. 9: uhac008.
Bloch I, Haviv H, Rapoport I, Cohen E, Ben Shushan R, Dotan N, Hacham Y, Amir R*, GaL M. (2021) Discovery and characterization of small molecule inhibitors of cystathionine gamma-synthase with in-planta activity. Plant Biotechnology Journal 19: 1785-1797.
Trovato Maurizio, Funck Dietmar, Forlani Giuseppe, Okumoto Sakiko, Amir Rachel. Editorial: Amino Acids in Plants: Regulation and Functions in Development and Stress Defense. Frontiers in Plant Science. 12. 2021
Oliva M, Guy A, Galili G, Dor E, Schweitzar R, Amir R*, Hacham Y. (2021) Enhanced production of aromatic amino acids in tobacco plants leads to increased phenylpropanoid metabolites and tolerance to stresses. Frontiers in Plant Science 11: 604349.
Kumar, K.; Amir, R. The Effect of a Host on the Primary Metabolic Profiling of Cuscuta Campestris’ Main Organs, Haustoria, Stem and Flower. Plants 2021, 10, 2098.
Girija A, Shotan D, Hacham Y, Amir R. (2020) The level of methionine residues in storage proteins is the main limiting factor of protein-bound-methionine accumulation in Arabidopsis seeds. Frontiers in Plant Science 11:1136.
Cohen A, Hacham Y, Welfe Y, Amir R. (2020) Evidence for a significant role for glutathione reductase in sulfur assimilation pathway. The Plant Journal 102: 246-261.
Amir R, Borochov-Neori H, Tian L, Holland D. (2019) The biodiversity of different traits of pomegranate fruit peels from a broad collection of diverse cultivars. Scientia Horticulturae 246: 842–848
Rubinovich L, Segev B, Habashi R, Con P, and Amir R. (2019) Establishment of Punica granatum L. peel cell culture to produce bioactive compounds. Plant Cell, Tissue & Organ Culture 138: 131–140.
Reyes-Hernández BJ, Shishkova S, Amir R, Quintana-Armas AX, NapsucialyMendivil S, Cervantes-Gámez RG, Torres-Martínez EG, Montiel J, Wood C, G. Dubrovsky J. (2019) Root stem cell niche maintenance and apical meristem activity critically depend on THREONINE SYNTHASE1. Journal of Experimental Botany 70: 3835-3849.
Matityahu I, Godo I, Hacham Y, Amir R. (2019) The level of threonine in tobacco seeds is limited by substrate availability, while the level of methionine is limited also by the activity of cystathionine -synthase. Plant Science 283: 195-205
Harel Beja R, Tian L, Freilich S, Habashi R, Borochov-Neori H, Lahav T, Trainin T, Doron-Faigenboim A, Ophir R, Bar-Ya’akov I, Amir R, Holland D. (2019) Gene expression and metabolite profiling analyses of developing pomegranate fruit peel reveal interactions between anthocyanin and punicalagin production. Tree Genetics & Genomes. 15: 22.
Habashi R, Hacham Y, Dhakarey R, Matityahu I, Holland D, Tian L, Amir R. (2019) Elucidating the role of shikimate dehydrogenase in controlling the production of anthocyanins and hydrolysable tannins in the outer pomegranate peels. BMC Plant Biology 19:476
Cohen H, Hacham Y, Amir R. (2019) Revisiting the attempts to fortify methionine contents in plant seeds. Journal of Experimental Botany. 70:4105-4114.
Bar-Ya'akov I, Tian L, Amir R, Holland D. (2019) Primary metabolites, anthocyanins and hydrolysable tannins in the pomegranate fruit. Frontiers in Plant Science 17:620.
Yang YU, Wen-sheng HOU, Yael Hacham, Shi SUN, Cun-xiang WU, Ifat Matityahu, Shi-kui SONG, Rachel Amir, Tian-fu HAN, Constitutive expression of feedback-insensitive cystathionine γ-synthase increases methionine levels in soybean leaves and seeds, Journal of Integrative Agriculture, Volume 17, Issue 1, 2018, Pages 54-62

מענקים ופרסים | Grants and Awards

Binational Agricultural Research and Development Funds (BARD)

Elucidating the genetic pathways involved in shikimate, anthocyanin and hydrolyzable tannin accumulation in pomegranate.

בשיתוף עם Dr. Doron Holand Newe Yaar, and Li Tian UCDAVIS

The Israel Science Foundation (ISF)

Elucidating the link between high methionine content, DNA methylation and the accumulation of amino acids in Arabidopsis

The Israel Science Foundation (ISF)

Elucidation of the regulatory role of glutathione on cystathionine gamma-synthase and methionine metabolism, and the effects of altered methionine levels on the accumulation of amino acids in seeds

The Ministry of Industry

Designing new herbicides

בשיתוף עם Mayyan Gal

The ministry of Agriculture

Broomrapes are an enemy or a friend? Examination of broomrape as a source of rich protein and essential amino acids for human nutrition

The ministry of Agriculture

Development of resistant tomato rootstock to parasitic weeds by gene editing using CRISPR/Cas9

בשיתוף עם Radi Ali

The ministry of Agriculture

Production of essential amino acids by bacterial fermentation for the Agriculture and Food Tech industry – focused on Methionine

בשיתוף עם Itamar Yadid, Itay Bloch and Maayan Gal