Publications by authors named "Samela Draga"
Article Synopsis
- The study focuses on alfalfa's interfertile subspecies that have different ploidy levels and aims to explore the molecular mechanisms behind polyploidization, particularly through transcriptome profiling of leaves and reproductive tissues from diploid and tetraploid individuals.
- Researchers utilized various analytical methods to discover significant genes and transcription factors involved in processes such as male gamete formation and the development of reproductive structures, which are essential for the production of both reduced and unreduced gametes.
- By comparing gene expression differences based on ploidy level and sample origin, the study successfully identified specific genes linked to polyploidization, enhancing the understanding of genetic regulation in alfalfa.
Article Synopsis
- Plant male sterility (MS) is the inability of plants to produce functional male reproductive structures, making it crucial for hybrid production in plant breeding programs.
- Various techniques are used to develop MS lines, including traditional breeding methods and advanced technologies like CRISPR gene editing, which allows for precise modifications in the plant's genetic material.
- The focus of recent advancements is to provide insights into MS using CRISPR/Cas systems, highlighting their success in both major crops and ornamental species, while addressing future challenges and innovative applications in plant breeding.
Article Synopsis
- * A systematic review from 1980-2023 utilized existing literature to create two consensus maps that aid in marker-assisted breeding and selection, enhancing traits like taste, inulin production, and stress resistance.
- * This review addresses the challenge of managing extensive molecular data in chicory by standardizing and organizing it, ultimately supporting breeders in developing improved commercial products.
The genus offers a unique opportunity to study the sporophytic self-incompatibility (SSI) system, being composed of species characterized by highly efficient self-incompatibility (e.g., ) and complete self-compatibility (e.
View Article and Find Full Text PDFL. is an important temperate fruit with high nutritional and economic value. Italy, as the largest pear producer in the EU and second in the world, has a particularly rich germplasm characterized by hundreds of local varieties.
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- This study focused on improving the genetic understanding of the Apocynaceae genus, which is valued in the ornamental market, by analyzing 55 accessions and their genomic information.
- Researchers determined key genomic sizes, including the triploid genome size and assembled both the plastidial and draft nuclear genomes, leading to insights on phylogenetic relationships via DNA superbarcoding.
- The study identified proteins related to the biosynthesis of monoterpene indole alkaloids and developed simple sequence repeat markers, ultimately revealing a complex genetic background likely due to interspecific hybrids among the accessions analyzed.
Apomixis, or asexual reproduction by seed, represents an easy shortcut for life cycle renewal based on maternal embryo production without ploidy reduction (meiosis) and ploidy restitution (syngamy). Although the first studies officially published on this topic in scientific journals date back to the early 1930s, the identification and introduction of genes involved in asexual reproduction in species of agronomic interest still represent a major challenge. Through a bibliometric analysis of the research programs implemented in apomixis over the last 40 years, the present study was aimed to discuss not only the main findings achieved but also the investigational methods and model species used.
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