Pećinar, Ilinka

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  • Pećinar, Ilinka (4)
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Author's Bibliography

Micromorphological and anatomical characteristics of Salvia amplexicaulis Lam., S. jurisicii Košanin and S. ringens Sibth. & Sm. (Lamiaceae)

Alimpić Aradski, Ana; Janošević, Dušica; Pećinar, Ilinka; Budimir, Snežana; Dajić Stevanović, Zora; Matevski, Vlado; Marin, Petar; Duletić-Laušević, Sonja

(Taylor and Francis Ltd., 2021)

TY  - JOUR
AU  - Alimpić Aradski, Ana
AU  - Janošević, Dušica
AU  - Pećinar, Ilinka
AU  - Budimir, Snežana
AU  - Dajić Stevanović, Zora
AU  - Matevski, Vlado
AU  - Marin, Petar
AU  - Duletić-Laušević, Sonja
PY  - 2021
UR  - https://radar.ibiss.bg.ac.rs/handle/123456789/3631
AB  - In this study, we examined Salvia amplexicaulis Lam., S. jurisicii Košanin and S. ringens Sibth. & Sm. collected in the Republic of North Macedonia, which are for the first time subjected to detailed micromorphological and structural analysis using light and scanning electron microscopy. The nutlets and mucilage were additionally subjected to spectroscopic analysis using Raman and Attenuated Total Reflectance Fourier Transform Infrared spectroscopy. The anatomical structure of stems and leaves is described and compared. The stems, leaves and calyces bear numerous one- and multi-cellular nonglandular trichomes, and various peltate, capitate and digitiform glandular trichomes. The nutlets differ in size and shape, as well as in myxocarpy. The nutlets predominantly contained α-linolenic and linoleic acid, whereas the mucilages are primarily formed of polysaccharides. The results obtained in this study confirmed the importance of micromorphological and anatomical analysis of Salvia L. spp. plant parts, particularly trichomes and nutlets, and hence contributing to the knowledge about the variety of micromorphological characteristics within the genus Salvia L.
PB  - Taylor and Francis Ltd.
T2  - Plant Biosystems
T1  - Micromorphological and anatomical characteristics of Salvia amplexicaulis Lam., S. jurisicii Košanin and S. ringens Sibth. & Sm. (Lamiaceae)
IS  - 1
VL  - 155
DO  - 10.1080/11263504.2020.1727976
SP  - 92
EP  - 108
ER  - 
@article{
author = "Alimpić Aradski, Ana and Janošević, Dušica and Pećinar, Ilinka and Budimir, Snežana and Dajić Stevanović, Zora and Matevski, Vlado and Marin, Petar and Duletić-Laušević, Sonja",
year = "2021",
abstract = "In this study, we examined Salvia amplexicaulis Lam., S. jurisicii Košanin and S. ringens Sibth. & Sm. collected in the Republic of North Macedonia, which are for the first time subjected to detailed micromorphological and structural analysis using light and scanning electron microscopy. The nutlets and mucilage were additionally subjected to spectroscopic analysis using Raman and Attenuated Total Reflectance Fourier Transform Infrared spectroscopy. The anatomical structure of stems and leaves is described and compared. The stems, leaves and calyces bear numerous one- and multi-cellular nonglandular trichomes, and various peltate, capitate and digitiform glandular trichomes. The nutlets differ in size and shape, as well as in myxocarpy. The nutlets predominantly contained α-linolenic and linoleic acid, whereas the mucilages are primarily formed of polysaccharides. The results obtained in this study confirmed the importance of micromorphological and anatomical analysis of Salvia L. spp. plant parts, particularly trichomes and nutlets, and hence contributing to the knowledge about the variety of micromorphological characteristics within the genus Salvia L.",
publisher = "Taylor and Francis Ltd.",
journal = "Plant Biosystems",
title = "Micromorphological and anatomical characteristics of Salvia amplexicaulis Lam., S. jurisicii Košanin and S. ringens Sibth. & Sm. (Lamiaceae)",
number = "1",
volume = "155",
doi = "10.1080/11263504.2020.1727976",
pages = "92-108"
}
Alimpić Aradski, A., Janošević, D., Pećinar, I., Budimir, S., Dajić Stevanović, Z., Matevski, V., Marin, P.,& Duletić-Laušević, S.. (2021). Micromorphological and anatomical characteristics of Salvia amplexicaulis Lam., S. jurisicii Košanin and S. ringens Sibth. & Sm. (Lamiaceae). in Plant Biosystems
Taylor and Francis Ltd.., 155(1), 92-108.
https://doi.org/10.1080/11263504.2020.1727976
Alimpić Aradski A, Janošević D, Pećinar I, Budimir S, Dajić Stevanović Z, Matevski V, Marin P, Duletić-Laušević S. Micromorphological and anatomical characteristics of Salvia amplexicaulis Lam., S. jurisicii Košanin and S. ringens Sibth. & Sm. (Lamiaceae). in Plant Biosystems. 2021;155(1):92-108.
doi:10.1080/11263504.2020.1727976 .
Alimpić Aradski, Ana, Janošević, Dušica, Pećinar, Ilinka, Budimir, Snežana, Dajić Stevanović, Zora, Matevski, Vlado, Marin, Petar, Duletić-Laušević, Sonja, "Micromorphological and anatomical characteristics of Salvia amplexicaulis Lam., S. jurisicii Košanin and S. ringens Sibth. & Sm. (Lamiaceae)" in Plant Biosystems, 155, no. 1 (2021):92-108,
https://doi.org/10.1080/11263504.2020.1727976 . .
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Leaf glandular trichomes of micropropagated Inula britannica – Effect of sucrose on trichome density, distribution and chemical profile

Stanojković, Jelena; Todorović, Slađana; Pećinar, Ilinka; Lević, Steva; Ćalić, Snežana; Janošević, Dušica

(Elsevier BV, 2020)

TY  - JOUR
AU  - Stanojković, Jelena
AU  - Todorović, Slađana
AU  - Pećinar, Ilinka
AU  - Lević, Steva
AU  - Ćalić, Snežana
AU  - Janošević, Dušica
PY  - 2020
UR  - https://linkinghub.elsevier.com/retrieve/pii/S0926669020310189
UR  - https://radar.ibiss.bg.ac.rs/handle/123456789/4071
AB  - Glandular trichomes are secretory organs that vary greatly in size, shape, location, type, and composition of secondary metabolites that are synthesized in them. They represent a protective chemical barrier and metabolic factories for the synthesis of bioactive compounds. We evaluated the effect of sucrose on the growth and biomass production, as well as on the distribution, density, and chemical composition of leaf glandular trichomes developed in vitro cultured Inula britannica, an important medical and aromatic species. Nodal segments (5 mm) were cultivated on the basal Murashige and Skoog medium with different concentrations (0 M, 0.01 M, 0.06 M, 0.1 M and 0.3 M) of sucrose. The lack of sugar does not retard growth, while a high sugar concentration inhibits biomass accumulation in vitro. The density and number of leaf glandular trichomes are changed with the medium composition variation. Morphoanatomical and histochemical analyses of the trichomes of the cultured I. britannica applying SEM, conventional light, fluorescent and Raman microscopy revealed the presence of non- glandular and biseriate glandular trichomes on the leaf surface. The histochemical analysis proved that glandular trichomes synthesized a complex mixture of biomolecules. The Raman microscopy analysis of glandular trichomes confirmed the presence of terpenes, most probably the bicyclic monoterpenes and sesquiterpenes. The multivariate analysis, based on PCA, was applied to distinguish among the glandular trichomes of three sugar concentrations: sugar-free medium (0 M), optimal (0.1 M) and the highest sucrose concentration (0.3 M). The main differences between the chemical profile of the leaf glandular trichomes of the plants grown on the 0 M and the chemical profile of the trichomes developed on the 0.1 and 0.3 M medium come mainly from phenolic compounds and to a smaller degree from cyclic terpenes, while the chemical profile of the glandular trichomes grown on the 0.1 M and 0.3 M differs considerably from the trichomes grown on the sugar-free medium in the polysaccharide cell wall ingredients. Most differences between the chemical profile of the glandular trichomes developed on 0 M and 0.3 M and the chemical profile of the trichomes grown on the 0.1 M of sucrose, come from phenolic compounds.
PB  - Elsevier BV
T2  - Industrial Crops and Products
T1  - Leaf glandular trichomes of micropropagated Inula britannica – Effect of sucrose on trichome density, distribution and chemical profile
DO  - 10.1016/j.indcrop.2020.113101
SP  - 113101
ER  - 
@article{
author = "Stanojković, Jelena and Todorović, Slađana and Pećinar, Ilinka and Lević, Steva and Ćalić, Snežana and Janošević, Dušica",
year = "2020",
abstract = "Glandular trichomes are secretory organs that vary greatly in size, shape, location, type, and composition of secondary metabolites that are synthesized in them. They represent a protective chemical barrier and metabolic factories for the synthesis of bioactive compounds. We evaluated the effect of sucrose on the growth and biomass production, as well as on the distribution, density, and chemical composition of leaf glandular trichomes developed in vitro cultured Inula britannica, an important medical and aromatic species. Nodal segments (5 mm) were cultivated on the basal Murashige and Skoog medium with different concentrations (0 M, 0.01 M, 0.06 M, 0.1 M and 0.3 M) of sucrose. The lack of sugar does not retard growth, while a high sugar concentration inhibits biomass accumulation in vitro. The density and number of leaf glandular trichomes are changed with the medium composition variation. Morphoanatomical and histochemical analyses of the trichomes of the cultured I. britannica applying SEM, conventional light, fluorescent and Raman microscopy revealed the presence of non- glandular and biseriate glandular trichomes on the leaf surface. The histochemical analysis proved that glandular trichomes synthesized a complex mixture of biomolecules. The Raman microscopy analysis of glandular trichomes confirmed the presence of terpenes, most probably the bicyclic monoterpenes and sesquiterpenes. The multivariate analysis, based on PCA, was applied to distinguish among the glandular trichomes of three sugar concentrations: sugar-free medium (0 M), optimal (0.1 M) and the highest sucrose concentration (0.3 M). The main differences between the chemical profile of the leaf glandular trichomes of the plants grown on the 0 M and the chemical profile of the trichomes developed on the 0.1 and 0.3 M medium come mainly from phenolic compounds and to a smaller degree from cyclic terpenes, while the chemical profile of the glandular trichomes grown on the 0.1 M and 0.3 M differs considerably from the trichomes grown on the sugar-free medium in the polysaccharide cell wall ingredients. Most differences between the chemical profile of the glandular trichomes developed on 0 M and 0.3 M and the chemical profile of the trichomes grown on the 0.1 M of sucrose, come from phenolic compounds.",
publisher = "Elsevier BV",
journal = "Industrial Crops and Products",
title = "Leaf glandular trichomes of micropropagated Inula britannica – Effect of sucrose on trichome density, distribution and chemical profile",
doi = "10.1016/j.indcrop.2020.113101",
pages = "113101"
}
Stanojković, J., Todorović, S., Pećinar, I., Lević, S., Ćalić, S.,& Janošević, D.. (2020). Leaf glandular trichomes of micropropagated Inula britannica – Effect of sucrose on trichome density, distribution and chemical profile. in Industrial Crops and Products
Elsevier BV., 113101.
https://doi.org/10.1016/j.indcrop.2020.113101
Stanojković J, Todorović S, Pećinar I, Lević S, Ćalić S, Janošević D. Leaf glandular trichomes of micropropagated Inula britannica – Effect of sucrose on trichome density, distribution and chemical profile. in Industrial Crops and Products. 2020;:113101.
doi:10.1016/j.indcrop.2020.113101 .
Stanojković, Jelena, Todorović, Slađana, Pećinar, Ilinka, Lević, Steva, Ćalić, Snežana, Janošević, Dušica, "Leaf glandular trichomes of micropropagated Inula britannica – Effect of sucrose on trichome density, distribution and chemical profile" in Industrial Crops and Products (2020):113101,
https://doi.org/10.1016/j.indcrop.2020.113101 . .
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Nepetalactones profiling and putative iridoid synthase expression analysis indicate trichome specific localization and developmental regulation of iridoids biosynthesis in leaves of Nepeta rtanjensis

Aničić, Neda; Matekalo, Dragana; Skorić, Marijana; Pećinar, Ilinka; Brkušanin, Miloš; Nestorović Živković, Jasmina; Dmitrović, Slavica; Božunović, Jelena; Dajić Stevanović, Zora; Schulz, Hartwig; Mišić, Danijela

(Copenhagen: Department of Plant and Environmental Sciences, University of Copenhagen, 2018)

TY  - CONF
AU  - Aničić, Neda
AU  - Matekalo, Dragana
AU  - Skorić, Marijana
AU  - Pećinar, Ilinka
AU  - Brkušanin, Miloš
AU  - Nestorović Živković, Jasmina
AU  - Dmitrović, Slavica
AU  - Božunović, Jelena
AU  - Dajić Stevanović, Zora
AU  - Schulz, Hartwig
AU  - Mišić, Danijela
PY  - 2018
UR  - https://radar.ibiss.bg.ac.rs/handle/123456789/4389
AB  - The majority of species belonging to genus Nepeta (fam. Lamiaceae) produce and accumulate nepetalactones as the main secondary metabolites. Nepetalactones are iridoid monoterpenoids recognized for their wide spectrum of high-value bioactive properties, namely antimicrobial, cytostatic, anti-inflammatory, phytotoxic, etc. However, biosynthetic pathway of these compounds in plants remains to a great extent unexplored. Most probably they derive through general iridoid biosynthetic pathway leading to nepetalactol, a common intermediate of all plant-produced iridoids, that is formed in a reaction catalyzed by iridoid synthase (IS, EC 1.3.1.99). Present investigation entails homology based degenerative primer approach which led to the identification of two promising iridoid synthase candidates (NrIS1 and NrIS2) in leaves of Nepeta rtanjensis Diklić & Milojević, rich in trans,cis-nepetalactone (trans,cis-NL) and dehydronepetalactone (DNL). Comparative UHPLC/qqqMS profiling of nepetalactones in detached trichomes and abraded leaves, complemented with Raman spectroscopy and dichloromethane dipping experiment highlighted trichomes as the main site of their accumulation. This was further supported by the significantly high trichome/abraded leaves expression ratio of NrIS1 (~31) and NrIS2 (~25), which strongly indicated the involvement of these genes in nepetalactone biosynthesis. High correlation between NrIS1 expression profile and trans,cis-NL and DNL contents in five developmental stages of N. rtanjensis leaves confirmed developmental regulation of nepetalactone biosynthesis. Concentrations of trans,cis-NL and DNL were 22-fold and 80-fold lower in the oldest leaves investigated than in the youngest leaves, respectively. In addition, the expression pattern of the NrIS1 followed the same trend exhibiting 7.4-fold higher expression in the oldest leaves compared to the youngest ones. The present study on spatial and developmental regulation of the nepetalactones production and accumulation in N. rtanjensis leaves, as well as the identification of two IS candidate genes is a proof-of-the-concept research that serves as a cornerstone for future studies on elucidation of the nepetalactones biosynthesis.
PB  - Copenhagen: Department of Plant and Environmental Sciences, University of Copenhagen
C3  - Plant Biology Europe 2018 Conference: Abstract Book; 2018 Jun 18-21; Copenhagen, Denmark
T1  - Nepetalactones profiling and putative iridoid synthase expression analysis indicate trichome specific localization and developmental regulation of iridoids biosynthesis in leaves of Nepeta rtanjensis
SP  - 326
UR  - https://hdl.handle.net/21.15107/rcub_ibiss_4389
ER  - 
@conference{
author = "Aničić, Neda and Matekalo, Dragana and Skorić, Marijana and Pećinar, Ilinka and Brkušanin, Miloš and Nestorović Živković, Jasmina and Dmitrović, Slavica and Božunović, Jelena and Dajić Stevanović, Zora and Schulz, Hartwig and Mišić, Danijela",
year = "2018",
abstract = "The majority of species belonging to genus Nepeta (fam. Lamiaceae) produce and accumulate nepetalactones as the main secondary metabolites. Nepetalactones are iridoid monoterpenoids recognized for their wide spectrum of high-value bioactive properties, namely antimicrobial, cytostatic, anti-inflammatory, phytotoxic, etc. However, biosynthetic pathway of these compounds in plants remains to a great extent unexplored. Most probably they derive through general iridoid biosynthetic pathway leading to nepetalactol, a common intermediate of all plant-produced iridoids, that is formed in a reaction catalyzed by iridoid synthase (IS, EC 1.3.1.99). Present investigation entails homology based degenerative primer approach which led to the identification of two promising iridoid synthase candidates (NrIS1 and NrIS2) in leaves of Nepeta rtanjensis Diklić & Milojević, rich in trans,cis-nepetalactone (trans,cis-NL) and dehydronepetalactone (DNL). Comparative UHPLC/qqqMS profiling of nepetalactones in detached trichomes and abraded leaves, complemented with Raman spectroscopy and dichloromethane dipping experiment highlighted trichomes as the main site of their accumulation. This was further supported by the significantly high trichome/abraded leaves expression ratio of NrIS1 (~31) and NrIS2 (~25), which strongly indicated the involvement of these genes in nepetalactone biosynthesis. High correlation between NrIS1 expression profile and trans,cis-NL and DNL contents in five developmental stages of N. rtanjensis leaves confirmed developmental regulation of nepetalactone biosynthesis. Concentrations of trans,cis-NL and DNL were 22-fold and 80-fold lower in the oldest leaves investigated than in the youngest leaves, respectively. In addition, the expression pattern of the NrIS1 followed the same trend exhibiting 7.4-fold higher expression in the oldest leaves compared to the youngest ones. The present study on spatial and developmental regulation of the nepetalactones production and accumulation in N. rtanjensis leaves, as well as the identification of two IS candidate genes is a proof-of-the-concept research that serves as a cornerstone for future studies on elucidation of the nepetalactones biosynthesis.",
publisher = "Copenhagen: Department of Plant and Environmental Sciences, University of Copenhagen",
journal = "Plant Biology Europe 2018 Conference: Abstract Book; 2018 Jun 18-21; Copenhagen, Denmark",
title = "Nepetalactones profiling and putative iridoid synthase expression analysis indicate trichome specific localization and developmental regulation of iridoids biosynthesis in leaves of Nepeta rtanjensis",
pages = "326",
url = "https://hdl.handle.net/21.15107/rcub_ibiss_4389"
}
Aničić, N., Matekalo, D., Skorić, M., Pećinar, I., Brkušanin, M., Nestorović Živković, J., Dmitrović, S., Božunović, J., Dajić Stevanović, Z., Schulz, H.,& Mišić, D.. (2018). Nepetalactones profiling and putative iridoid synthase expression analysis indicate trichome specific localization and developmental regulation of iridoids biosynthesis in leaves of Nepeta rtanjensis. in Plant Biology Europe 2018 Conference: Abstract Book; 2018 Jun 18-21; Copenhagen, Denmark
Copenhagen: Department of Plant and Environmental Sciences, University of Copenhagen., 326.
https://hdl.handle.net/21.15107/rcub_ibiss_4389
Aničić N, Matekalo D, Skorić M, Pećinar I, Brkušanin M, Nestorović Živković J, Dmitrović S, Božunović J, Dajić Stevanović Z, Schulz H, Mišić D. Nepetalactones profiling and putative iridoid synthase expression analysis indicate trichome specific localization and developmental regulation of iridoids biosynthesis in leaves of Nepeta rtanjensis. in Plant Biology Europe 2018 Conference: Abstract Book; 2018 Jun 18-21; Copenhagen, Denmark. 2018;:326.
https://hdl.handle.net/21.15107/rcub_ibiss_4389 .
Aničić, Neda, Matekalo, Dragana, Skorić, Marijana, Pećinar, Ilinka, Brkušanin, Miloš, Nestorović Živković, Jasmina, Dmitrović, Slavica, Božunović, Jelena, Dajić Stevanović, Zora, Schulz, Hartwig, Mišić, Danijela, "Nepetalactones profiling and putative iridoid synthase expression analysis indicate trichome specific localization and developmental regulation of iridoids biosynthesis in leaves of Nepeta rtanjensis" in Plant Biology Europe 2018 Conference: Abstract Book; 2018 Jun 18-21; Copenhagen, Denmark (2018):326,
https://hdl.handle.net/21.15107/rcub_ibiss_4389 .

Trichome-specific and developmentally regulated biosynthesis of nepetalactones in leaves of cultivated Nepeta rtanjensis plants

Aničić, Neda; Matekalo, Dragana; Skorić, Marijana; Pećinar, Ilinka; Brkušanin, Miloš; Nestorović Živković, Jasmina; Dmitrović, Slavica; Dajić Stevanović, Zora; Schulz, Hartwig; Mišić, Danijela

(2018)

TY  - JOUR
AU  - Aničić, Neda
AU  - Matekalo, Dragana
AU  - Skorić, Marijana
AU  - Pećinar, Ilinka
AU  - Brkušanin, Miloš
AU  - Nestorović Živković, Jasmina
AU  - Dmitrović, Slavica
AU  - Dajić Stevanović, Zora
AU  - Schulz, Hartwig
AU  - Mišić, Danijela
PY  - 2018
UR  - https://www.sciencedirect.com/science/article/pii/S0926669018302413?via%3Dihub
UR  - https://radar.ibiss.bg.ac.rs/handle/123456789/3022
AB  - Nepetalactones are accumulated as the main secondary metabolites in the majority of Nepeta species; however, their biosynthetic pathway remains to a great extent unknown, as well as their relationship to the overall physiology of these plants. Nepetalactones most certainly arise through general iridoid biosynthetic pathway leading to nepetalactol, a common precursor of all plant-derived iridoids that is formed in a reaction catalysed by iridoid synthase (IS, EC 1.3.1.99). In this paper, we aimed to localize the sites of nepetalactone biosynthesis and accumulation by comparatively analysing the nepetalactones content and the expression of putative iridoid synthase (NrIS) in leaves of Nepeta rtanjensis Diklić & Milojević, a trans,cis-nepetalactone and dehydronepetalactone rich species. Another aim was to give an insight into the developmental regulation of nepetalactone biosynthesis in leaves of cultivated N. rtanjensis plants. Knowledge on the spatial-, and developmental- regulation of nepetalactone metabolism could greatly benefit potential growers by enabling them to adequately plan and manage plant cultivation, harvesting, and handling and thus increase yield of bioactive compounds. The expression profile of putative NrIS1 is highly correlated with trans,cis-nepetalactone and dehydronepetalactone content/ratio in leaves of different developmental stages. The results strongly indicate that developmental regulation of nepetalactone biosynthesis in leaves resides largely at the level of gene expression, and suggest an important role of NrIS1. Young leaves exhibited the most intensive nepetalactone biosynthesis and accumulation, but also its conversion to dehydronepetalactone. Thus, the pattern of NL accumulation in leaves can be explained by both the rate of its biosynthesis and metabolic degradation. The gene expression patterns of NrIS1 and NrIS2 transcripts in trichomes and abraded leaves revealed trichomes as the main site of their activity. UHPLC/qqqMS profiling of nepetalactones in trichomes and abraded leaves, complemented with Raman spectroscopy and dichloromethane dipping experiment, supported glandular trichome-specific localization of nepetalactone biosynthesis and accumulation.
T2  - Industrial Crops and Products
T1  - Trichome-specific and developmentally regulated biosynthesis of nepetalactones in leaves of cultivated Nepeta rtanjensis plants
VL  - 117
DO  - 10.1016/J.INDCROP.2018.03.019
SP  - 347
EP  - 358
ER  - 
@article{
author = "Aničić, Neda and Matekalo, Dragana and Skorić, Marijana and Pećinar, Ilinka and Brkušanin, Miloš and Nestorović Živković, Jasmina and Dmitrović, Slavica and Dajić Stevanović, Zora and Schulz, Hartwig and Mišić, Danijela",
year = "2018",
abstract = "Nepetalactones are accumulated as the main secondary metabolites in the majority of Nepeta species; however, their biosynthetic pathway remains to a great extent unknown, as well as their relationship to the overall physiology of these plants. Nepetalactones most certainly arise through general iridoid biosynthetic pathway leading to nepetalactol, a common precursor of all plant-derived iridoids that is formed in a reaction catalysed by iridoid synthase (IS, EC 1.3.1.99). In this paper, we aimed to localize the sites of nepetalactone biosynthesis and accumulation by comparatively analysing the nepetalactones content and the expression of putative iridoid synthase (NrIS) in leaves of Nepeta rtanjensis Diklić & Milojević, a trans,cis-nepetalactone and dehydronepetalactone rich species. Another aim was to give an insight into the developmental regulation of nepetalactone biosynthesis in leaves of cultivated N. rtanjensis plants. Knowledge on the spatial-, and developmental- regulation of nepetalactone metabolism could greatly benefit potential growers by enabling them to adequately plan and manage plant cultivation, harvesting, and handling and thus increase yield of bioactive compounds. The expression profile of putative NrIS1 is highly correlated with trans,cis-nepetalactone and dehydronepetalactone content/ratio in leaves of different developmental stages. The results strongly indicate that developmental regulation of nepetalactone biosynthesis in leaves resides largely at the level of gene expression, and suggest an important role of NrIS1. Young leaves exhibited the most intensive nepetalactone biosynthesis and accumulation, but also its conversion to dehydronepetalactone. Thus, the pattern of NL accumulation in leaves can be explained by both the rate of its biosynthesis and metabolic degradation. The gene expression patterns of NrIS1 and NrIS2 transcripts in trichomes and abraded leaves revealed trichomes as the main site of their activity. UHPLC/qqqMS profiling of nepetalactones in trichomes and abraded leaves, complemented with Raman spectroscopy and dichloromethane dipping experiment, supported glandular trichome-specific localization of nepetalactone biosynthesis and accumulation.",
journal = "Industrial Crops and Products",
title = "Trichome-specific and developmentally regulated biosynthesis of nepetalactones in leaves of cultivated Nepeta rtanjensis plants",
volume = "117",
doi = "10.1016/J.INDCROP.2018.03.019",
pages = "347-358"
}
Aničić, N., Matekalo, D., Skorić, M., Pećinar, I., Brkušanin, M., Nestorović Živković, J., Dmitrović, S., Dajić Stevanović, Z., Schulz, H.,& Mišić, D.. (2018). Trichome-specific and developmentally regulated biosynthesis of nepetalactones in leaves of cultivated Nepeta rtanjensis plants. in Industrial Crops and Products, 117, 347-358.
https://doi.org/10.1016/J.INDCROP.2018.03.019
Aničić N, Matekalo D, Skorić M, Pećinar I, Brkušanin M, Nestorović Živković J, Dmitrović S, Dajić Stevanović Z, Schulz H, Mišić D. Trichome-specific and developmentally regulated biosynthesis of nepetalactones in leaves of cultivated Nepeta rtanjensis plants. in Industrial Crops and Products. 2018;117:347-358.
doi:10.1016/J.INDCROP.2018.03.019 .
Aničić, Neda, Matekalo, Dragana, Skorić, Marijana, Pećinar, Ilinka, Brkušanin, Miloš, Nestorović Živković, Jasmina, Dmitrović, Slavica, Dajić Stevanović, Zora, Schulz, Hartwig, Mišić, Danijela, "Trichome-specific and developmentally regulated biosynthesis of nepetalactones in leaves of cultivated Nepeta rtanjensis plants" in Industrial Crops and Products, 117 (2018):347-358,
https://doi.org/10.1016/J.INDCROP.2018.03.019 . .
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