Artificial Small RNAs in Plants: Characterization of Systemic Activity, and Engineering Minimal Precursors for Transgene-Free, Virus-Based Expression DOI Creative Commons
Adriana E Cisneros

Опубликована: Ноя. 27, 2024

ResumEls xicotets ARNs artificials (art-sRNAs) són molècules d'ARN de simple cadena 21 nucleòtids (nt), dissenyats computacionalment per a silenciar gens plantes amb alta eficàcia i especificitat.Els art-sRNAs es classifiquen en dos tipus: microARNs (amiRNAs) interferents sintètics que actuen trans (syn-tasiRNAs).Encara els àmpliament utilitzats tant endògens com exògens plantes, hi ha alguns aspectes desconeguts limiten les seues aplicacions.Un d'ells és la seua capacitat moviment, ja encara no s´ha establit si poden desplaçar-se teixits diferents del d'origen.Conseqüentment, aconseguir un silenciament gènic tota planta mediat normalment requereix producció transgènices expressen precursors complets dels art-sRNAs, qual cosa restringeix el seu ús versàtil eina biotecnològica genòmica funcional millora cultius.En aquesta tesi, primer vam investigar sistèmic després dissenyar mínims d'art-sRNAs facilitar aplicació manera transgènica planta, expressant partir vectors virals.Primer, estudiar local dirigits contra gen SULPHUR (NbSu) ,que codifica una subunitat quelatasa magnesi, assajada Nicotiana benthamiana mitjançant l'expressió transitòria.Tant amiRNAs syn-tasiRNAs van produir NbSu, expressió prop pecíol fulla.El moviment vascular dúplexs nt va activitat sistèmica través permetent d'aquest distals als quals han sigut produïts.Aquest resultat destaca gran potencial biotecnològic expressats localment, capaços moure's grans distancies molta especificitat, desencadenant planta.En segon lloc, ens centrar d'amiRNAs mínim tamany possible, derivats MIR390a (521 nt) TAS1c (1011 d' Arabidopsis thaliana, respectivament.Vam avaluar l'eficàcia d'una col•lecció construccions incloïen versions acurtades AtMIR390a AtTAS1c, fent servir transitòria N.benthamiana estable A. thaliana.Vam trobar altament efectius correctament processats només 89 54 respectivament.A més, observar autèntics produeixen utilitzant quan s'expressen des d'un vector viral basat ARN, virus X creïlla, resultant eficient N. benthamina.A VIII èxit sense l'ús transgènics escalable, esprai extractes crus infecciosos contenen virals modificats.Aquests resultats manifesten longitud pot ser reduïda significantment comprometre silenciament, aquests ofereixen avantatge sobre virals.

Mushrooms in innovative food products: challenges and potential opportunities as meat substitutes, snacks and functional beverages DOI
Alex Graça Contato, Carlos Adam Conte‐Júnior

Trends in Food Science & Technology, Год журнала: 2025, Номер unknown, С. 104868 - 104868

Опубликована: Янв. 1, 2025

Язык: Английский

Процитировано

5

A Study on Genetically Engineered Foods: Need, Benefits, Risk, and Current Knowledge DOI
Venkteshwar Yadav, Dharm Pal, Anil Kumar Poonia

и другие.

Cell Biochemistry and Biophysics, Год журнала: 2024, Номер 82(3), С. 1931 - 1946

Опубликована: Июль 17, 2024

Язык: Английский

Процитировано

16

Plant Metabolic Engineering for Enhanced Nutrition and Food Security During Climate Uncertainty DOI Creative Commons
Cengiz Kaya

Food and Energy Security, Год журнала: 2025, Номер 14(1)

Опубликована: Янв. 1, 2025

ABSTRACT In the face of climate change and increasing problem food security, plant metabolic engineering stands out as most promising approach for improving nutritional quality crops. Techniques used in metabolism innovations being made are helping to improve nutrient staple foods. Through this approach, scientists have been able increase content essential nutrients, such minerals, vitamins, fatty acids, amino help combat malnutrition dietary insufficiency many parts world today. The review highlights genetic biochemical strategies that can be employed management reprogramming pathways synthesize desired nutrients. This includes examples biofortified crops like rice, maize, potatoes, which genetically enhanced contain higher levels nutrients provitamin A, iron, folate. Furthermore, it examines application CRISPR/Cas9 other advanced gene‐editing tools precision breeding nutrition. Moreover, analyzes ensure withstand various environmental stresses exacerbated by change. Combining stress tolerance traits, particularly drought stress, with value is important grown under conditions. synthesizes recent research findings highlight potential enhancing crop It also emphasizes importance adopting multidisciplinary approaches address regulatory, economic, societal challenges field. addresses regulatory approval, public acceptance, ecological impacts. Ultimately, aims inspire further a means bridging gaps security global health well‐being rapidly changing world.

Язык: Английский

Процитировано

1

Rethinking progress: harmonizing the discourse on genetically modified crops DOI Creative Commons
Abreham Bekele‐Alemu,

Obssi Dessalegn-Hora,

Tura Safawo-Jarso

и другие.

Frontiers in Plant Science, Год журнала: 2025, Номер 16

Опубликована: Март 21, 2025

Genetically modified crops (GM crops) also known as biotech are that have been altered through genetic engineering techniques and under cultivation for approximately 28 years. By October 2024, over 30 nations approved the of GM crops. The global area utilized crop production has reached 206.3 million hectares. Despite substantial growth in these crops, debate continues between proponents opponents In this article, critical concerns common ground arguments both sides were described. main issues addressed include naturalness religious perspectives, beneficial aspects, safety issues, socio-economic impacts intellectual property rights. We argue classification unnatural is a claim lacks scientific reality. similar vein, comparing technology to act playing God inappropriate. Moreover, belief do not contribute yield improvements inconsistent with empirical evidence. Additionally, foods produced from unsafe human consumption holds unseen on ground. highlighted necessity implementing rights support seed developers limited duration without violating farmers’ conclusion, consumer right know what they eat, labeling food products fosters transparency enhance autonomy.

Язык: Английский

Процитировано

0

Comprehensive Insights Into Genetically Modified Foods: Technological Advances, Nutritional Benefits, Therapeutic Applications, and Health Implications DOI Creative Commons
Mohamad Warda, Samet Tekin,

Nagwa Khafaga

и другие.

Food Safety and Health, Год журнала: 2025, Номер unknown

Опубликована: Апрель 7, 2025

ABSTRACT You are what you eat. Genetically modified (GM) foods transforming modern agriculture by enhancing nutrition, sustainability, and resilience to environmental challenges. This review highlights the benefits of GM crops, including pest resistance, nutrient enrichment, roles in mycotoxin reduction, biofuel production, pharmaceuticals. Although offer solutions for global food security, concerns persist regarding allergenicity, cancer risk, reproductive health, gut microbiota disruption. Advanced detection methods, such as PCR‐based assays, immunoassays, next‐generation sequencing (NGS), pivotal accurate identification regulation, ensuring unauthorized modifications excluded from supply. Emerging technologies, CRISPR‐based diagnostics, promise greater specificity affordability molecular‐level detection. The advocates a multidisciplinary approach—integrating genetics, immunology, toxicology—to address safety refine technologies. International regulatory frameworks must balance innovation with health safeguards. Consumer education is vital fostering trust acceptance foods. Future developments may include crops fortified against malnutrition, resilient climate change, engineered medicinal properties. Collaboration among researchers, regulators, public critical maximize while their sustainability addressing

Язык: Английский

Процитировано

0

Exploring Chinese Consumers’ Perception and Potential Acceptance of Cell-Cultured Meat and Plant-Based Meat: A Focus Group Study and Content Analysis DOI Creative Commons

Muhabaiti Pareti,

Jie Guo, Jianwei Yin

и другие.

Foods, Год журнала: 2025, Номер 14(9), С. 1446 - 1446

Опубликована: Апрель 22, 2025

(1) Background: In recent years, meat alternatives, including plant-based and animal cell-cultured meat, have attracted substantial interest among Chinese food science researchers consumers, prompting considerable debate; (2) Methods: This study utilizes qualitative research methods, specifically focus group interviews with 59 participants across five administrative regions seven cities in China, to explore consumer knowledge, perceptions, potential acceptance of substitutes; (3) Results: The findings reveal that consumers generally exhibit a low level understanding new substitutes, particularly meat. Although acknowledge the environmental, resource-saving, welfare benefits associated they also express concerns about perceived risks, such as artificial taste, high costs, market monopolization, diminished welfare, adverse impacts on traditional husbandry employment. Despite willingness try regular purchase consumption these remain limited. substitutes is influenced by factors personal characteristics, price, safety, authenticity taste; (4) Conclusions: concludes legislative support, technological advancements production regulation, price reductions, establishment robust traceability system may enhance confidence China.

Язык: Английский

Процитировано

0

Genetically modified lipases as biocatalysts for diacylglycerol production in the food industry: a critical review DOI

Debashrita Majumder,

Dibyajit Lahiri,

Moupriya Nag

и другие.

Archives of Microbiology, Год журнала: 2025, Номер 207(7)

Опубликована: Июнь 4, 2025

Язык: Английский

Процитировано

0

Genome editing: a novel approach to manage insect vectors of plant viruses DOI
Sumit Jangra, Jesse Potts, Amalendu Ghosh

и другие.

Insect Biochemistry and Molecular Biology, Год журнала: 2024, Номер 174, С. 104189 - 104189

Опубликована: Сен. 27, 2024

Язык: Английский

Процитировано

0

Artificial Small RNAs in Plants: Characterization of Systemic Activity, and Engineering Minimal Precursors for Transgene-Free, Virus-Based Expression DOI Creative Commons
Adriana E Cisneros

Опубликована: Ноя. 27, 2024

ResumEls xicotets ARNs artificials (art-sRNAs) són molècules d'ARN de simple cadena 21 nucleòtids (nt), dissenyats computacionalment per a silenciar gens plantes amb alta eficàcia i especificitat.Els art-sRNAs es classifiquen en dos tipus: microARNs (amiRNAs) interferents sintètics que actuen trans (syn-tasiRNAs).Encara els àmpliament utilitzats tant endògens com exògens plantes, hi ha alguns aspectes desconeguts limiten les seues aplicacions.Un d'ells és la seua capacitat moviment, ja encara no s´ha establit si poden desplaçar-se teixits diferents del d'origen.Conseqüentment, aconseguir un silenciament gènic tota planta mediat normalment requereix producció transgènices expressen precursors complets dels art-sRNAs, qual cosa restringeix el seu ús versàtil eina biotecnològica genòmica funcional millora cultius.En aquesta tesi, primer vam investigar sistèmic després dissenyar mínims d'art-sRNAs facilitar aplicació manera transgènica planta, expressant partir vectors virals.Primer, estudiar local dirigits contra gen SULPHUR (NbSu) ,que codifica una subunitat quelatasa magnesi, assajada Nicotiana benthamiana mitjançant l'expressió transitòria.Tant amiRNAs syn-tasiRNAs van produir NbSu, expressió prop pecíol fulla.El moviment vascular dúplexs nt va activitat sistèmica través permetent d'aquest distals als quals han sigut produïts.Aquest resultat destaca gran potencial biotecnològic expressats localment, capaços moure's grans distancies molta especificitat, desencadenant planta.En segon lloc, ens centrar d'amiRNAs mínim tamany possible, derivats MIR390a (521 nt) TAS1c (1011 d' Arabidopsis thaliana, respectivament.Vam avaluar l'eficàcia d'una col•lecció construccions incloïen versions acurtades AtMIR390a AtTAS1c, fent servir transitòria N.benthamiana estable A. thaliana.Vam trobar altament efectius correctament processats només 89 54 respectivament.A més, observar autèntics produeixen utilitzant quan s'expressen des d'un vector viral basat ARN, virus X creïlla, resultant eficient N. benthamina.A VIII èxit sense l'ús transgènics escalable, esprai extractes crus infecciosos contenen virals modificats.Aquests resultats manifesten longitud pot ser reduïda significantment comprometre silenciament, aquests ofereixen avantatge sobre virals.

Процитировано

0