Helena Plešnik

1. PLEŠNIK, Helena. Domače naloge - kako in zakaj : raziskovalna naloga. Šoštanj: Osnovna šola Šoštanj, 2009. VI, 34 f., ilustr., graf. prikazi. http://mladiraziskovalci.scv.si/admin/file/oddane_naloge/1038_378730_9_domace-naloge.pdf. [COBISS.SI-ID 9208215]

2. PLEŠNIK, Helena. So jabolka, ki jih uživamo, zares zdrava? : raziskovalna naloga : tematsko področje: interdisciplinarno (biologija, sadjarstvo in ekologija). Šoštanj: Osnovna šola Šoštanj, 2010. V, 39 f., ilustr., graf. prikazi. http://mladiraziskovalci.scv.si/admin/file/oddane_naloge/1120_378730_7_so-jabolka-ki.pdf. [COBISS.SI-ID 9326487]

3. PLEŠNIK, Helena. Ugotavljanje produktov razgradnje lignina z izbranimi sevi bakterij s tekočinsko kromatografijo, sklopljeno z masno spektrometrijo = Determination of bacterial lignin degradation products by liquid chromatography coupled to mass spectrometry : enoviti magistrski študijski program Farmacija. Ljubljana: [H. Plešnik], 2020. X, 60 f. [4] f. pril., tabele, ilustr. https://repozitorij.uni-lj.si/IzpisGradiva.php?id=121243. [COBISS.SI-ID 31438339]

4. PLEŠNIK, Helena, KOSJEK, Tina. Bias in analytical methods : bleomycin case study. V: ŽAGAR, Klara (ur.), et al. Throughout knowledge towards a green new world : 13. Študentska konferenca Mednarodne podiplomske šole Jožefa Stefana in 15. dan mladih raziskovalcev (Konferenca KMBO), 27-28 maj 2021, Ljubljana, Slovenija : knjiga povzetkov = 13th Jožef Stefan International Postgraduate School Students' Conference and 15th Young Researchers' Day of Chemistry, material science, biochemistry and environment, (CMBE day), 27th-28th May 2021, online : book of abstracts. 13. študentska konferenca Mednarodne podiplomske šole Jožefa Stefana in 15. dan mladih raziskovalcev (Konferenca KMBO), 27-28 maj 2021, Ljubljana, Slovenija = 13th Jožef Stefan International Postgraduate School Students' Conference and 15th Young Researchers' Day, 27th-28th May 2021. Ljubljana: Mednarodna podiplomska šola Jožefa Stefana: = Jožef Stefan International Postgraduate School: Inštitut Jožef Stefan: = Jožef Stefan Institute, 2021. Str. 19-20. http://ipssc.mps.si/bookOfAbstracts/Book_of_abstracts_v04.pdf. [COBISS.SI-ID 65173507]

5. GROŠELJ, Aleš, OMERZEL, Maša, KRŽAN, Mojca, KOSJEK, Tina, BOTTYÁN, Krisztina, PLEŠNIK, Helena, JAMŠEK, Črt, ČEMAŽAR, Maja, KIS, Erika, SERŠA, Gregor. Bleomycin concentration in patientsʹ plasma and tumors after electrochemotherapy : a study from InspECT Group. Pharmaceutics. [Online ed.]. 2021, vol. 13, no. 9, str. 1324-1-1324-7. ISSN 1999-4923. https://www.mdpi.com/1999-4923/13/9/1324, Repozitorij Univerze v Ljubljani – RUL, DiRROS - Digitalni repozitorij raziskovalnih organizacij Slovenije, DOI: 10.3390/pharmaceutics13091324. [COBISS.SI-ID 74740739]
nagrada: Članek je bil nagrajen in izbran kot drugi finalist 8-ih Mednarodnih Medisovih nagrad na področju farmacije

6. PLEŠNIK, Helena, TKALEC, Žiga, ZUGAN, Maja, LAPANJE, Aleš, KOSJEK, Tina. Determination of the products of bacterial lignin degradation : targeted and non-targeted screening. V: BAVCON KRALJ, Mojca (ur.), et al. 22nd European Meeting on Environmental Chemistry : book of abstracts : 5-8 December, 2022, Ljubljana, Slovenia. 1st e-ed. Ljubljana: University of Ljubljana Press, 2022. Str. 106, ilustr. ISBN 978-961-297-035-2. https://ebooks.uni-lj.si/ZalozbaUL/catalog/view/376/703/8165. [COBISS.SI-ID 137932803]

7. PLEŠNIK, Helena, TKALEC, Žiga, ZUGAN, Maja, LAPANJE, Aleš, KOSJEK, Tina. LC-MS/MS determination of the products of bacterial lignin degradation. V: Metabolomics 2022 : 18th Annual Conference of the Metabolic Society : Valencia, June 19-23 : oral and poster abstracts. [S. l.: Metabolomics Society, 2022]. Str. 251. https://drive.google.com/file/d/1l7Vsq-XBh32f7eqyYBatFdQL7xENGCxs/view. [COBISS.SI-ID 137965315]

8. PLEŠNIK, Helena, TKALEC, Žiga, ZUGAN, Maja, LAPANJE, Aleš, KOSJEK, Tina. LC-MS/MS determination of the products of bacterial lignin degradation. V: LAPANJE, Aleš (ur.), et al. Book of abstracts : Week of Microbial Technologies : Ljubljana, Slovenia, November 7-11, 2022. 1st ed. Ljubljana: Jozef Stefan Insitute Press, 2023. Str. 74-75, ilustr. ISBN 978-961-264-272-3. https://zenodo.org/record/8158904. [COBISS.SI-ID 137939203]

9. PLEŠNIK, Helena, ZUGAN, Maja, TRONTELJ, Jurij, LAPANJE, Aleš, KOSJEK, Tina. Produkti mikrobiološke razgradnje lignina = Products of microbiological lignin degradation. Papir : revija Društva inženirjev in tehnikov papirništva. [Tiskana izd.]. pomlad 2022, 50, [št.] 27, str. 38-40, ilustr. ISSN 0350-6614. http://www.dlib.si/details/URN:NBN:SI:doc-XUWTRQCC. [COBISS.SI-ID 115896067]

10. ZUGAN, Maja, RYBKIN, Iaroslav, KOSJEK, Tina, PLEŠNIK, Helena, RIJAVEC, Tomaž, LAPANJE, Aleš. Release of repertoire of valuable compounds from waste lignin using bacterial cascade delignification approach. V: ASM Microbe 2022 : Book of Abstracts, June 9-13 2022, Washington. ASM Microbe 2022, June 9-13 2022, Washington. Washington: American Society for Microbiology, 2022. [COBISS.SI-ID 117931267]

11. ZUGAN, Maja, RYBKIN, Iaroslav, KOSJEK, Tina, PLEŠNIK, Helena, RIJAVEC, Tomaž, LAPANJE, Aleš. Utilization of paper industry waste lignin for production of valuable compounds using bacterial cascade delignification. V: FEMS conference on microbiology : 30 June - 2 July 2022, Belgrade, Serbia : electronic abstract book. Belgrade: Serbian Society of Microbiology, 2022. Str. 653. ISBN 978-86-914897-8-6. [COBISS.SI-ID 132901379]

12. PLEŠNIK, Helena, OMERZEL, Maša, ČEMAŽAR, Maja, SERŠA, Gregor, KOSJEK, Tina. An effective validation of analytical method for determination of a polar complexing agent : the illustrative case of cytotoxic bleomycin. Analytical and bioanalytical chemistry. [Online ed.]. Jun. 2023, vol. 415, iss. 14, str. 2737-2748, ilustr. ISSN 1618-2650. https://link.springer.com/article/10.1007/s00216-023-04675-x, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.1007/s00216-023-04675-x. [COBISS.SI-ID 148531715]

13. PLEŠNIK, Helena, OMERZEL, Maša, ČEMAŽAR, Maja, SERŠA, Gregor, KOSJEK, Tina. LC-MS determination of bleomycin in biological and pharmaceutical specimens. V: 71th ASMS Conference on Mass Spectrometry and Allied Topics : June 4 - 8, 2023, Houston, Texas. Santa Fe: American Society for Mass Spectrometry, 2023. 1 spletni vir (1 datoteka pdf (1 str.)), ilustr. https://www.asms.org/conferences/past-conferences. [COBISS.SI-ID 158376195]

14. ZUGAN, Maja, DEEV, Dmitrii, PLEŠNIK, Helena, KOSJEK, Tina, STROJNIK, Lidija, OGRINC, Nives, RIJAVEC, Tomaž, LAPANJE, Aleš. Production of value-added compounds from waste lignin released form paper industry by lignin utilizing bacterial soil isolates. V: BioRemid 2023 : 3rd International Meeting on New Strategies in Bioremediation/Restoration Processes : book of abstracts : 29th-30th June 2023, Muttenz, Switzerland. [S. l.: s. n., 2023]. Str. 122. [COBISS.SI-ID 165341699]

15. ZUGAN, Maja, PLEŠNIK, Helena, DEEV, Dmitrii, STROJNIK, Lidija, KOSJEK, Tina, OGRINC, Nives, RIJAVEC, Tomaž, LAPANJE, Aleš. The potential of new Paraburkholderia sp. isolates for upcycling lignin from invasive plant species. V: TEPARIĆ, Renata (ur.), LEBOŠ PAVUNC, Andreja (ur.), KIFER, Domagoj (ur.). Power of Microbes in Industry and Environment : book of abstracts : May 15 - 18, 2023, Poreč, Croatia. Zagreb: Croatian Microbiological Society, [2023]. Str. 39. ISBN 978-953-7778-19-4. https://hmd-cms.hr/power-of-microbes-2023/wp-content/uploads/PoM2023-book_of_abstracts-1.pdf. [COBISS.SI-ID 165313539]

16. ZUGAN, Maja, PLEŠNIK, Helena, STROJNIK, Lidija, OGRINC, Nives, KOSJEK, Tina, RIJAVEC, Tomaž, LAPANJE, Aleš. Upcycling of lignin from invasive alien plant species (IAPS) using soil bacterial isolates for the production of value-added compounds. V: DIMKIĆ, Ivica (ur.), VENTURI, Vittorio (ur.). ICGEB Meetings & Courses 2023 : ICGEB Workshop : "Trends in microbial solutions for sustainable agriculture" : book of abstracts : September 13 - 15, 2023, Belgrade. Belgrade: University of Belgrade, Faculty of Biology, 2023. Str. 59. Collection of the Faculty of Biology. ISBN 978-86-7078-178-8. ISSN 3009-3740. https://microbiology.bg.ac.rs/DOC/BookOfAbstract.pdf. [COBISS.SI-ID 167095043]

17. REKAR, Žan, PLEŠNIK, Helena, KOSJEK, Tina. Enhancing analytical coverage : optimization of solid-phase extraction for non-targeted urine screening via dual-column analysis. V: 4th Nordic Metabolomics Conference 2024 : abstract book. [S. l.: s. n.], 2024. Str. 27. [COBISS.SI-ID 206140419]

18. PLEŠNIK, Helena. Humani biomonitoring: Netarčna analiza za določanje biomarkerjev izpostavljenosti : predavanje na 16. posvetu Kemijska varnost za vse. [COBISS.SI-ID 215122691]

19. VAKE, Tilen, SNOJ, Tomaž, ČEMAŽAR, Maja, LAMPREHT TRATAR, Urša, STUPAN, Urban, SELIŠKAR, Alenka, PLUT, Jan, KOSJEK, Tina, PLEŠNIK, Helena, ŠTUKELJ, Marina. Pharmacokinetics of single dose levobupivacaine after peri-incisional subcutaneous infiltration in anaesthetized domestic pigs. Laboratory animals. 2024, vol. 58, no. 6, str. 602-611. ISSN 1758-1117. https://journals.sagepub.com/doi/10.1177/00236772241259618, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.1177/00236772241259618. [COBISS.SI-ID 204676867]

20. KOSJEK, Tina, PLEŠNIK, Helena, REKAR, Žan, RUNKEL, Agneta Annika, TKALEC, Žiga, KOSIRNIK, Neja, SNOJ TRATNIK, Janja, MAZEJ, Darja, HORVAT, Milena. Studying environmental exposure via human biomonitoring. V: 26. Norsk Symposium i Kromatografi 2024. Sandefjord: [s. n.], 2024. Str. 29, ilustr. [COBISS.SI-ID 183363331]

21. REKAR, Žan, DE SANTO, Riccardo, PLEŠNIK, Helena, KOSJEK, Tina, STEVANOVIĆ, Stefanela, IAMICELI, Ana Laura, MOUFAWAD, Tarek, ANTIGNAC, Jean-Philippe. Enhancing chemical coverage in urinary exposome profiling : compared chemical spaces captured by SPE and SUPRAS extraction : Metabolomics, 21st Annual Conference of the Metabolomics Society, Prague, June 22-26, 2025. [COBISS.SI-ID 262613763]

22. PLEŠNIK, Helena, REKAR, Žan, STEVANOVIĆ, Stefanela, VIRANT-KLUN, Irma, IMAMOVIĆ-KUMALIĆ, Senka, SLADIČ, Mateja, MAZEJ, Darja, SNOJ TRATNIK, Janja, HORVAT, Milena, KOSJEK, Tina. Nontargeted urinary profiling strategy for endocrine-disrupting chemicals in women with ovarian malignancies. Environmental science & technology. [Online ed.]. 2025, vol. 59, issue 17, str. 8380-8390, ilustr. ISSN 1520-5851. https://pubs.acs.org/doi/10.1021/acs.est.4c13290, Repozitorij Univerze v Ljubljani – RUL, DiRROS - Digitalni repozitorij raziskovalnih organizacij Slovenije, DOI: 10.1021/acs.est.4c13290. [COBISS.SI-ID 234015491]

23. PLEŠNIK, Helena, VIŽINTIN, Angelika, MIKLAVČIČ, Damijan, STEED, Jack, STAHL-ZENG, Jianru, KOSJEK, Tina. Quantitative analysis of trace-level bleomycin in complex matrices : application to in vitro electrochemotherapy. Journal of pharmaceutical and biomedical analysis. [Online ed.]. Sept. 2025, vol. 263, [article no.] 116927, str. [1]-9, ilustr. ISSN 1873-264X. https://www.sciencedirect.com/science/article/pii/S0731708525002687, Repozitorij Univerze v Ljubljani – RUL, DOI: 10.1016/j.jpba.2025.116927. [COBISS.SI-ID 234857987]

24. KOSJEK, Tina, PLEŠNIK, Helena, REKAR, Žan, ROPIČ BIZJAK, Lara, TKALEC, Žiga, KOSIRNIK, Neja, HORVAT, Milena. Studying environmental exposure via human biomonitoring. V: AŠPERGER, Danijela (ur.), UKIĆ, Šime (ur.), CVETNIĆ, Matija (ur.). 20th International Chromatography School : ICS : book of abstracts : 18th - 19th September 2025, Zagreb, Croatia. Zagreb: University of Zagreb, Faculty of Chemical Engineering and Technology, [2025]. Str. 25. ISBN 978-953-8521-09-6. https://www.fkit.unizg.hr/images/50012671/20%20ICS%20-%20Book%20of%20Abstracts.pdf. [COBISS.SI-ID 251646211]

25. PASKOVIĆ, Igor, ANDLOVIC, Maša, PLEŠNIK, Helena, VAVPETIČ, Primož, ŽURGA, Paula, ŠALA, Martin, POLIĆ PASKOVIĆ, Marija, KOSJEK, Tina, PONGRAC, Paula, et al. Foliar application of protein hydrolysates promotes growth and affects leaf ionome in olive. Horticulturae. Feb. 2025, vol. 12, iss. 12, [article no.] 151, str. 1-20, ilustr. ISSN 2311-7524. https://www.mdpi.com/2311-7524/12/2/151, DiRROS - Digitalni repozitorij raziskovalnih organizacij Slovenije, DOI: 10.3390/horticulturae12020151. [COBISS.SI-ID 267338243]