U.S. flagAn official website of the United States government
                    Here's how you know **Official websites use .gov**
                            
                            A **.gov** website belongs to an official government organization in the United States.
 **Secure .gov websites use HTTPS**
                            
                            A **lock** (                            
                              A locked padlock                                                      
                            
                            ) or **https://** means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.


Menu Agricultural Research Service
						
                    U.S. DEPARTMENT OF AGRICULTURE
 Natural Products Utilization Research: Oxford, MS
 close



    Research

                    Research Projects
                                    Publications
                                    Collaborations
                                    News
                People

                    Staff Listing
                                    Careers


        


                    Location Research Units
                        National Sedimentation Laboratory
                                    Natural Products Utilization Research Unit
                                    Water Quality and Ecology Research Unit
                                    Watershed Physical Processes Research UnitSearch small
                    Search
            
            ARS Home
                                About ARS
                                Contact Us




ARS Home Southeast Area Oxford, Mississippi Natural Products Utilization Research People & Locations







Joanna  Bajsa-Hirschel
                        Natural Products Utilization Research

                        




                        
                        Research Plant Physiologist
                        Phone: (662) 915-1549
                        
                        
                        Fax: (662) 915-1549(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            ProjectsNovel Weed Management Tools from Natural Product-Based Discoveries
                                                    In-House Appropriated
                                                                    (D)Accession Number: 439382Genetics Approaches to Identify the Modes of Action of Phytotoxins
                                                    Non-Assistance Cooperative Agreement
                                                                    (S)Accession Number: 444169**Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Menthalactone from Mentha piperita L., a Monocot-Selective Bioherbicide
                                                        

- (Peer Reviewed Journal)Soltani, A., Ospanov, M., Ibrahim, Z.M., Bajsa Hirschel, J.N., Cantrell, C.L., Cizdziel, J.V., Khan, I.A., Ibrahim, M.A. 2024. Menthalactone from Mentha piperita L., a Monocot-Selective Bioherbicide. International Journal of Plant Biology. 15, 293-303. https://doi.org/10.3390/ijpb15020025.Antifungal and Phytotoxic activities of isolated compounds from Helietta parvifolia stems
                                                        

- (Peer Reviewed Journal)Ribeiro, V., Bajsa Hirschel, J.N., Tamang, P., Meepagala, K.M., Duke, S. 2023. Antifungal and phytotoxic activities of isolated compounds from Helietta parvifolia stems. Molecules. 28(23):7930. https://doi.org/10.3390/molecules28237930.Synthesis, herbicidal activity and in silico analysis of novel pyrido[2,3-d]pyrimidine compounds
                                                        

- (Peer Reviewed Journal)Liang, W., Wang, Q., Min, L., Han, L., Cantrell, C.L., Bajsa Hirschel, J.N., Duke, S.0., Ye, P., Liu, X. 2023. Synthesis, herbicidal activity and in silico analysis of novel pyrido[2,3-d]pyrimidine compounds. Molecules. https://doi.org/10.3390/molecules28217363.Agricultural Research Service weed science research: past, present, and future
                                                        

- (Review Article)Young, S.L., Anderson, J.V., Baerson, S.R., Bajsa Hirschel, J.N., Blumenthal, D.M., Boyd, C.S., Boyette, C.D., Brennan, E.B., Cantrell, C.L., Chao, W.S., Chee Sanford, J.C., Clements, D.D., Dray Jr, F.A., Duke, S.O., Porter, K.M., Fletcher, R.S., Fulcher, M.R., Gaskin, J., Grewell, B.J., Hamerlynck, E.P., Hoagland, R.E., Horvath, D.P., Law, E.P., Madsen, J., Martin, D.E., Mattox, C.M., Mirsky, S.B., Molin, W.T., Moran, P.J., Mueller, R.C., Nandula, V.K., Newingham, B.A., Pan, Z., Porensky, L.M., Pratt, P.D., Price, A.J., Rector, B.G., Reddy, K.N., Sheley, R.L., Smith, L., Smith, M., Snyder, K.A., Tancos, M.A., West, N.M., Wheeler, G.S., Williams, M., Wolf, J.E., Wonkka, C.L., Wright, A.A., Xi, J., Ziska, L.H. 2023. Agricultural Research Service weed science research: past, present, and future. Weed Science. 71(4):312-327. https://doi.org/10.1017/wsc.2023.31.The Chlamydomonas reinhardtii chloroplast envelope protein LCIA transports bicarbonate in planta
                                                        

- (Peer Reviewed Journal)Förster, B., Rourke, L., Weerasooriya, H.N., Pabuayon, I.C., Au, E., Bala, S., Bajsa Hirschel, J.N., Kaines, S., Kasili, R., Laplace, L., Machingura, M.C., Massey, B., Rosati, V.C., Stuart-Williams, H., Badger, M.R., Price, G., Moroney, J.V. 2023. The Chlamydomonas reinhardtii chloroplast envelope protein LCIA transports bicarbonate in planta. Journal of Experimental Botany. https://doi.org/10.1093/jxb/erad116.Synthesis and pesticidal activity of new niacinamide derivatives containing a flexible, chiral chain
                                                        

- (Peer Reviewed Journal)Wei, Z., Wang, Q., Min, L., Bajsa Hirschel, J.N., Cantrell, C.L., Han, L., Tan, C., Weng, J., Liu, X., Duke, S.O. 2022. Synthesis and pesticidal activity of new niacinamide derivatives containing a flexible, chiral chain. Molecules. https://doi.org/10.3390/molecules28010047.Spliceostatin C, a component of a microbial bioherbicide, is a potent phytotoxin that inhibits the spliceosome
                                                        

- (Peer Reviewed Journal)Bajsa Hirschel, J.N., Pan, Z., Padney, P., Asolkar, R., Gopal Chittiboyina, A., Boddy, L., Machingura, M., Duke, S.O. 2023. Spliceostatin C, a component of a microbial bioherbicide, is a potent phytotoxin that inhibits the spliceosome. Frontiers in Plant Science. https://doi.org/10.3389/fpls.2022.1012939.Synthesis and pesticidal activity of new 1,3,4-oxadiazole thioether compounds containing a trifluoro-methylpyrazoyl moiety
                                                        

- (Peer Reviewed Journal)Shi, H., Zhai, Z., Min, L., Han, L., Sun, N., Cantrell, C.L., Bajsa Hirschel, J.N., Duke, S.O., Liu, X. 2022. Synthesis and pesticidal activity of new 1,3,4-oxadiazole thioether compounds containing a trifluoro-methylpyrazoyl moiety. Research on Chemical Intermediates. https://doi.org/10.1007/s11164-022-04839-x.Synthesis, crystal structure, herbicidal activity and mode of action of new cyclopropane-1,1-dicarboxylic acid analogues
                                                        

- (Peer Reviewed Journal)Min, L., Shen, Z., Bajsa Hirschel, J.N., Cantrell, C.L., Han, L., Hua, X., Liu, X., Duke, S.O. 2022. Synthesis, crystal structure, herbicidal activity and mode of action of new cyclopropane-1,1-dicarboxylic acid analogues. Pesticide Biochemistry and Physiology. https://doi.org/10.1016/j.pestbp.2022.105228.Evaluation of the phytotoxic and antifungal activity of C17-sesquiterpenoids as potential biopesticides
                                                        

- (Peer Reviewed Journal)Cárdenas, D.M., Bajsa Hirschel, J.N., Cantrell, C.L., Rial, C., Varela, R.M., Molinillo, J.G., Macías, F.A. 2022. Evaluation of the phytotoxic and antifungal activity of C17-sesquiterpenoids as potential biopesticides. Pest Management Science. https://doi.org/10.1002/ps.7042.Novel dioxolane ring compounds for the management of phytopathogen diseases as ergosterol biosynthesis inhibitors: synthesis, biological activities and molecular docking
                                                        

- (Peer Reviewed Journal)Min, L., Wang, H., Bajsa Hirschel, J.N., Yu, C., Wang, B., Yao, M., Han, L., Cantrell, C.L., Duke, S.O., Sun, N., Liu, X. 2022. Novel dioxolane ring compounds for the management of phytopathogen diseases as ergosterol biosynthesis inhibitors: synthesis, biological activities and molecular docking. Journal of Agricultural and Food Chemistry. https://doi.org/10.1021/acs.jafc.2c00541.Differential gene expression patterns in Sorghum bicolor genotypes in response to high vapor pressure deficit
                                                        

- (Peer Reviewed Journal)Rajvi, D., Rodriguez, A., Bajsa Hirschel, J.N., Pan, Z., Machingura, M.C. 2021. Differential gene expression patterns in Sorghum bicolor genotypes in response to high vapor pressure deficit. Journal of Crop Improvement. https://doi.org/10.1080/15427528.2021.2009077.The potential future roles of natural compounds and microbial bioherbicides in weed management in crops
                                                        

- (Peer Reviewed Journal)Duke, S.O., Pan, Z., Bajsa Hirschel, J.N., Boyette, C.D. 2022. The potential future roles of natural compounds and microbial bioherbicides in weed management in crops. Advances in Weed Science. 40(spe1):e020210054. https://doi.org/10.51694/AdvWeedSci/2022;40:seventy-five003.Synthesis, crystal structure, herbicidal activity, and SAR study of Novel N-(Arylmethoxy)-2-chloronicotinamides derived from nicotinic acid
                                                        

- (Peer Reviewed Journal)Yu, C., Wang, Q., Min, L., Bajsa Hirschel, J.N., Hua, X., Cantrell, C.L., Duke, S., Liu, X. 2021. Synthesis, crystal structure, herbicidal activity, and SAR study of Novel N-(Arylmethoxy)-2-chloronicotinamides derived from nicotinic acid. Journal of Agricultural and Food Chemistry. https://doi.org/10.1021/acs.jafc.0c07538.In vivo assembly of sorgoleone biosynthetic pathway and its impact on agroinfiltrated leaves of Nicotiana benthamiana

- (Peer Reviewed Journal)Pan, Z., Bajsa Hirschel, J.N., Vaughn, J.N., Rimando, A.M., Baerson, S.R., Duke, S.O. 2021. In vivo assembly of sorgoleone biosynthetic pathway and its impact on agroinfiltrated leaves of Nicotiana benthamiana. New Phytologist. 230:683-697.Proving the mode of action of phytotoxic phytochemicals
                                                        

- (Peer Reviewed Journal)Duke, S., Pan, Z., Bajsa Hirschel, J.N. 2020. Proving the mode of action of phytotoxic phytochemicals. Plants. https://www.doi.org/10.3390/plants9121756.Synthesis of pyranopyrans related to diplopyrone and evaluation as antibacterials and herbicides
                                                        

- (Peer Reviewed Journal)Roireau, J.H., Rosano, R.J., Chen, T., Bajsa Hirschel, J.N., Schrader, K.K., Duke, S.O., Wykoff, D., Giuliano, R.M. 2020. Synthesis of pyranopyrans related to diplopyrone and evaluation as antibacterials and herbicides. Journal of Agricultural and Food Chemistry. https://doi.org/10.1021/acs.jafc.0c02564.Synthesis and pesticidal activities of new Quinoxalines
                                                        

- (Peer Reviewed Journal)Liu, X., Yu, W., Min, L., Wedge, D., Tan, C., Weng, J., Wu, H., Cantrell, C.L., Bajsa Hirschel, J.N., Hua, X., Duke, S.O. 2020. Synthesis and pesticidal activities of new Quinoxalines. Journal of Agricultural and Food Chemistry. 68:7324-7332. https://doi.org/10.1021/acs.jafc.0c01042.Secondary metabolites of Thymelaea hirsuta, a plant collected from the Sicilian Island of Lampedusa
                                                        

- (Peer Reviewed Journal)Nocera, P., Bajsa Hirschel, J.N., Masi, M., Ross, S.A., Cantrell, C.L., Duke, S.O., Surico, G., Evidente, A. 2020. Secondary metabolites of Thymelaea hirsuta, a plant collected from the Sicilian Island of Lampedusa. Natural Product Research. https://doi.org/10.1080/14786419.2020.1752212.The contribution of Romidepsin to the herbicidal activity of Burkholderia rinojensis biopesticide
                                                        

- (Peer Reviewed Journal)Owens, D.K., Bajsa Hirschel, J.N., Duke, S.O., Carbonari, C.A., Gomes, G.L., Asolkar, R., Boddy, L., Dayan, F.E. 2020. The contribution of Romidepsin to the herbicidal activity of Burkholderia rinojensis biopesticide. Journal of Natural Products. 83(4):843-851. https://doi.org/10.1021/acs.jnatprod.9b00405.Rice momilactone gene cluster: Transcriptional response to barnyard grass (Echinochloa crus-galli)
                                                        

- (Peer Reviewed Journal)Bajsa Hirschel, J.N., Pan, Z., Duke, S.O. 2020. Rice momilactone gene cluster: Transcriptional response to Barnyard grass (Echinochloa crus-galli). Molecular Biology Reports. 47:1507-1512. https://doi.org/10.1007/s11033-019-05205-8.Transcriptome responses to the phytotoxin t-Chalcone in Arabidopsis thaliana L.
                                                        

- (Peer Reviewed Journal)Diaz-Tielas, C., Grana, E., Sanchez-Moreiras, A.M., Reigosa, M.J., Vaughn, J.N., Pan, Z., Bajsa Hirschel, J.N., Duke, S.O. 2019. Transcriptome responses to the phytotoxin t-Chalcone in Arabidopsis thaliana L. Pest Management Science. https://doi.org/10.1002/ps.5405.Use of omics methods to determine the mode of action of natural phytotoxins

- (Book / Chapter)Duke, S.O., Pan, Z., Bajsa Hirschel, J.N., Sanchez-Moreiras, A.M., Vaughn, J.N. 2018. Use of omics methods to determine the mode of action of natural phytotoxins. American Chemical Society Symposium Series. 1294:33-46.Validation of serine-threonine protein phosphatase as the herbicide target site of endothall

- (Peer Reviewed Journal)Bajsa, J.N., Pan, Z., Dayan, F.E., Owens, D.K., Duke, S.O. 2012. Validation of serine-threonine protein phosphatase as the herbicide target site of endothall. Journal of Pesticide Biochemistry and Physiology. 102(2):38-44.Validation of serine-threonine protein phosphatase as the herbicide target site of endothall

- (Peer Reviewed Journal)Bajsa, J.N., Pan, Z., Dayan, F.E., Owens, D.K., Duke, S.O. 2012. Validation of serine-threonine protein phosphatase as the herbicide target site of endothall. Journal of Pesticide Biochemistry and Physiology. 102(1):38-44.Serine/threonine protein phosphatases: multi-purpose enzymes in control of defense mechanisms

- (Peer Reviewed Journal)Bajsa, J.N., Pan, Z., Duke, S.O. 2011. Serine/threonine protein phosphatases: multi-purpose enzymes in control of defense mechanisms. Plant Signaling and Behavior. 6(12):1921-1925.Serine/threonine protein phosphatases: multi-purpose enzymes in control of defense mechanisms

- (Peer Reviewed Journal)Bajsa, J.N., Pan, Z., Duke, S.O. 2011. Serine/threonine protein phosphatases: multi-purpose enzymes in control of defense mechanisms. Plant Signaling and Behavior. 6(12):1921-1925.Transcriptional responses to cantharidin a protein phosphatase inhibitor in Arabidopsis thaliana reveal the involvement of multiple signal transduction pathways

- (Peer Reviewed Journal)Bajsa, J.N., Pan, Z., Duke, S.O. 2011. Transcriptional responses to cantharidin a protein phosphatase inhibitor in Arabidopsis thaliana reveal the involvement of multiple signal transduction pathways. Physiologia Plantarum. 143:188-205.The antiplasmodial activity of norcantharidin analogs

- (Peer Reviewed Journal)Bajsa, J.N., Mccluskey, A., Gordon, C.P., Stewart, S.G., Hill, T.A., Sahu, R., Duke, S.O., Tekwani, B.L. 2010. The antiplasmodial activity of norcantharidin analogs. Bioorganic and Medicinal Chemistry Letters. 20(22):6688-6695.The Case Against (-)-Catechin Involvement in Allelopathy in Centaurea stoebe (spotted knapweed)

- (Peer Reviewed Journal)Duke, S.O., Dayan, F.E., Bajsa, J.N., Meepagala, K.M., Hufbauer, R.A., Blair, A.C. 2009. The Case Against (-)-Catechin Involvement in Allelopathy in Centaurea stoebe (spotted knapweed). Plant Signaling and Behavior. 4(5):422-424.Is (-)-Catechin a "Novel Weapon" of Spotted Knapweed (Centaurea stoebe)?

- (Peer Reviewed Journal)Duke, S.O., Blair, A.C., Dayan, F.E., Johnson, R.D., Meepagala, K.M., Cook, D., Bajsa, J.N. 2009. Is (-)-Catechin a "Novel Weapon" of Spotted Knapweed (Centaurea stoebe)? Journal of Chemical Ecology. 35:141-153.Plasmodium falciparum Serine/Threonine Phosphoprotein Phosphatases (PPP): From Housekeeper to 'Holy Grail'

- (Peer Reviewed Journal)Bajsa, J.N., Duke, S.O., Tekwani, B.L. 2008. Plasmodium falciparum Serine/Threonine Phosphoprotein Phosphatases (PPP): From Housekeeper to 'Holy Grail'. Current Drug Targets. 9:997-1012.A Survey of Synthetic and Natural Phytotoxic Compounds and Phytoalexins as Potential Antimalarial Compounds

- (Peer Reviewed Journal)Bajsa, J.N., Singh, K., Nanayakkara, D., Duke, S.O., Rimando, A.M., Evidente, A., Tekwani, B.L. 2007. A Survey of Synthetic and Natural Phytotoxic Compounds and Phytoalexins as Potential Antimalarial Compounds. Biological and Pharmaceutical Bulletin. 30(9):1740-1744.


Return to top


Connect with ARS Sign up


ARS Home
                            USDA.gov
                            Plain Writing
                            Policies & Links
                            Civil Rights Statements
                            FOIA
                            Accessibility Statement
                            Privacy Policy
                            Non-Discrimination Statement
                            Quality of Information
                            USA.gov
                            WhiteHouse.gov