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Breeding of Flower Fragrance

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Breeding of Flower Fragrance

The fragrance of flowers is an important characteristic of ornamental flowers. Floral fragrance compounds mainly contain terpenoids, benzenes, fatty acid derivatives, and some nitrogenous or sulfur compounds. During the evolution of ornamental flowers, floral fragrance has an important ornamental value and a very important role in attracting pollinators and avoiding pests. The complex metabolic network, metabolic flux variation, substrate specificity, and the degree of human olfactory discrimination make floral fragrance breeding difficult. Therefore, using transgenic means to reconstruct the metabolic pathways of volatile aroma substances in flowers has become very important.

Lifeasible is able to help customers develop ornamental flowers with fragrance by using transgenic technology to regulate the synthesis pathways of floral compounds in different flowers.

How We Help

The material basis of floral fragrance is the volatile secondary metabolites produced in different parts of the floral organ. Their metabolic pathways and the key genes controlling the metabolism have been studied a lot. However, the theory and technology regulating the mechanism of floral fragrance production and release are still at an early stage. For the goal of floral fragrance breeding, we are able to provide expression and functional analysis of floral fragrance-related genes in different flowers using genomic approaches. Based on the results of genomic data analysis, we are able to construct transgenic flowers using molecular breeding techniques to develop new strains with floral fragrance.

  • We are able to regulate the release of floral fragrance by regulating the content of aromatic precursors synthesized by the shikimic acid pathway.
  • We are able to develop new varieties of floral fragrances by regulating the phenylpropanoid pathway.

Figure 1. Synthesis pathways of floral scents in roses. (Shi S, et al., 2022)Figure 1. Synthesis pathways of floral scents in roses. (Shi S, et al., 2022)

What We Provide

Breeding of Unscented Flowers

Some people do not like the fragrance of ornamental flowers and are even allergic to certain volatile substances. Therefore, there is a market value in cultivating unscented flowers. We are able to construct transgenic varieties in which the expression of floral fragrance synthesis genes or the expression of regulatory genes is suppressed, thus helping our customers to breed fragrance-free ornamental flowers.

Breeding of New Fragrant Flowers Varieties

We are able to analyze the fragrance components of flowers with specific fragrance profiles, identify genes associated with fragrance through tools such as transcriptome analysis and functional validation of candidate genes, and perform fragrance synthesis pathway analysis. We are able to breed new varieties with special fragrances by heterologous expression of floral fragrance-related genes or by reconstructing the metabolic pathways of fragrance-like substances.

Breeding for Enhanced Fragrance

We are able to improve and enhance the fragrance of flowers by overexpressing genes related to the floral fragrance synthesis and release pathway.

Floral biology is still a relatively new field, and researchers are still in the early stages of research on odor control. Therefore, the specific services we can provide are relatively limited. If you have any questions, please contact us directly, and we will be happy to do our best to help you solve your problem.

Lifeasible provides the most comprehensive and efficient solutions for breeding ornamental flowers. We are committed to helping our customers cultivate more ornamental flowers. We look forward to providing you with the most professional and efficient service to meet your individual needs. If you are interested in our services or have any further questions, please do not hesitate to contact us.

Reference

  1. Shi S, Zhang Z. Genetic and Biochemical Aspects of Floral Scents in Roses. Int J Mol Sci. 2022 Jul 20; 23(14): 8014.

※ For research or industrial use.

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