Michela Osnato

ORCID: 0000-0002-2439-8581
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About
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Research Areas
  • Plant Molecular Biology Research
  • Plant Reproductive Biology
  • Photosynthetic Processes and Mechanisms
  • Genetic Mapping and Diversity in Plants and Animals
  • Plant nutrient uptake and metabolism
  • Light effects on plants
  • Plant Stress Responses and Tolerance
  • Plant Physiology and Cultivation Studies
  • Rice Cultivation and Yield Improvement
  • Plant tissue culture and regeneration
  • Leaf Properties and Growth Measurement
  • Genetic and Environmental Crop Studies
  • Flowering Plant Growth and Cultivation
  • Plant and animal studies
  • Soybean genetics and cultivation
  • Plant responses to water stress
  • Crop Yield and Soil Fertility
  • Genetics, Aging, and Longevity in Model Organisms
  • Algal biology and biofuel production
  • Genetics and Plant Breeding
  • Genetics and Neurodevelopmental Disorders
  • Chromosomal and Genetic Variations
  • Climate change impacts on agriculture
  • Micro and Nano Robotics
  • Telomeres, Telomerase, and Senescence

American Society of Plant Biologists
2021-2022

Universitat Autònoma de Barcelona
2020-2022

Center for Research in Agricultural Genomics
2019-2022

University of Milan
2010-2021

University of Chinese Academy of Sciences
2021

East China University of Science and Technology
2021

Center for Excellence in Molecular Plant Sciences
2021

Chinese Academy of Sciences
2021

Planta
2021

Universitat de Barcelona
2020

Summary The expression of the gene Osmyb4 , detected at low level in rice ( Oryza sativa ) coleoptiles grown for 3 days 29°C, is strongly induced by treatments 4°C. At sublethal temperatures 10 and 15°C, its seedlings already evident, but this effect cannot be vicariated other stresses or ABA treatment. We demonstrate transient that Myb4 transactivates PAL2, ScD9 SAD COR15a cold‐inducible promoters. function vivo demonstrated overexpressing cDNA Arabidopsis thaliana plants (ecotype...

10.1046/j.1365-313x.2003.01938.x article EN The Plant Journal 2003-11-21

Abstract KNOTTED1-LIKE HOMEOBOX (KNOX) genes are important regulators of meristem function, and a complex network transcription factors ensures tight control their expression. Here, we show that members the GROWTH-REGULATING FACTOR (GRF) family act as players in this network. A yeast (Saccharomyces cerevisiae) one-hybrid screen with upstream sequence KNOX gene Oskn2 from rice (Oryza sativa) resulted isolation OsGRF3 OsGRF10. Specific binding to region untranslated leader was confirmed by...

10.1104/pp.113.222836 article EN PLANT PHYSIOLOGY 2014-02-14

In rice, inflorescence architecture is established at early stages of reproductive development and contributes directly to grain yield potential. After induction flowering, the complexity branching, therefore number seeds on panicle, determined by activity different meristem types timing transitions between them. Although some genes involved in these have been identified, an understanding network transcriptional regulators controlling this process lacking. To address we used a precise laser...

10.1111/tpj.13147 article EN The Plant Journal 2016-03-02

Abstract In the barley (Hordeum vulgare) Hooded (Kap) mutant, duplication of a 305-bp intron sequence leads to overexpression Barley knox3 (Bkn3) gene, resulting in development an extra flower spikelet. We used one-hybrid screen identify four proteins that bind intron-located regulatory element (Kap intron-binding proteins). Three these, Ethylene Response Factor1 (BERF1), Insensitive Like1 (BEIL1), and Growth Regulating (BGRF1), were characterized their vitro DNA-binding capacities verified....

10.1104/pp.110.161984 article EN PLANT PHYSIOLOGY 2010-10-04

Plant trichomes are defensive specialized epidermal cells. In all accepted models, the epidermis is layer involved in trichome formation, a process controlled by gibberellins (GAs) Arabidopsis rosette leaves. Indeed, GA activates genetic cascade for initiation. Here we report that TEMPRANILLO (TEM) genes negatively control initiation not only from but also leaf underneath epidermis, mesophyll. Plants over-expressing or reducing TEM specifically mesophyll, display lower higher numbers,...

10.1104/pp.15.01309 article EN PLANT PHYSIOLOGY 2016-01-22

In plants, correct formation of reproductive organs is critical for successful seedset and perpetuation the species. Plants have evolved different molecular mechanisms to coordinate flower seed development at proper time year. Among plant-specific RELATED TO ABI3 AND VP1 (RAV) family transcription factors, only TEMPRANILLO1 (TEM1) TEM2 been shown affect in Arabidopsis (Arabidopsis thaliana). They negatively regulate floral transition through direct repression FLOWERING LOCUS T GIBBERELLIN...

10.1104/pp.20.00562 article EN cc-by PLANT PHYSIOLOGY 2020-06-18

Summary In the age‐dependent pathway, micro RNA 156 (miR156) is essential for correct timing of developmental transitions. miR156 negatively regulates several SPL genes, which promote juvenile‐to‐adult and floral transitions in part through upregulation miR172. The transcriptional repressors TEMPRANILLO 1 ( TEM 1) 2 delay flowering Arabidopsis thaliana at least direct repression FLOWERING LOCUS T FT ) gibberellin biosynthetic have also been reported to participate length juvenile phase....

10.1111/tpj.14455 article EN The Plant Journal 2019-07-16

Members of the plant specific RAV family transcription factors regulate several developmental and physiological processes. In model Arabidopsis thaliana, TEMPRANILLO 1 (TEM1) TEM2 control important phase changes such as juvenile to adult vegetative reproductive transitions. Besides their known regulatory function in development, a transcriptomics analysis transgenic plants overexpressing TEM1 also revealed overrepresentation Gene Ontology (GO) categories related abiotic stress responses....

10.1111/tpj.15048 article EN The Plant Journal 2020-10-28

In angiosperms, floral homeotic genes encoding MADS-domain transcription factors regulate the development of organs. Specifically, members SEPALLATA (SEP) and AGAMOUS (AG) subfamilies form higher-order protein complexes to control meristem determinacy specify identity female reproductive rice, AG subfamily gene OsMADS13 is intimately involved in determination ovule identity, since knock-out mutant plants develop carpel-like structures place ovules, resulting sterility. Little known about...

10.1093/jxb/eraa460 article EN Journal of Experimental Botany 2020-10-03

10.1093/plcell/koac293 article EN The Plant Cell 2022-09-28
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