Petschenka G - Search Results

1

Cardenolide Intake, Sequestration, and Excretion by the Monarch Butterfly along Gradients of Plant Toxicity and Larval Ontogeny.

Jones PL, Petschenka G, Flacht L, Agrawal AA. Jones PL, et al. Among authors: petschenka g. J Chem Ecol. 2019 Mar;45(3):264-277. doi: 10.1007/s10886-019-01055-7. Epub 2019 Feb 22. J Chem Ecol. 2019. PMID: 30793231

2

Toxic cardenolides: chemical ecology and coevolution of specialized plant-herbivore interactions.

Agrawal AA, Petschenka G, Bingham RA, Weber MG, Rasmann S. Agrawal AA, et al. Among authors: petschenka g. New Phytol. 2012 Apr;194(1):28-45. doi: 10.1111/j.1469-8137.2011.04049.x. Epub 2012 Jan 31. New Phytol. 2012. PMID: 22292897 Free article. Review.

3

Na+/K+-ATPase resistance and cardenolide sequestration: basal adaptations to host plant toxins in the milkweed bugs (Hemiptera: Lygaeidae: Lygaeinae).

Bramer C, Dobler S, Deckert J, Stemmer M, Petschenka G. Bramer C, et al. Among authors: petschenka g. Proc Biol Sci. 2015 Apr 22;282(1805):20142346. doi: 10.1098/rspb.2014.2346. Proc Biol Sci. 2015. PMID: 25808891 Free PMC article.

4

Milkweed butterfly resistance to plant toxins is linked to sequestration, not coping with a toxic diet.

Petschenka G, Agrawal AA. Petschenka G, et al. Proc Biol Sci. 2015 Nov 7;282(1818):20151865. doi: 10.1098/rspb.2015.1865. Proc Biol Sci. 2015. PMID: 26538594 Free PMC article.

5

How herbivores coopt plant defenses: natural selection, specialization, and sequestration.

Petschenka G, Agrawal AA. Petschenka G, et al. Curr Opin Insect Sci. 2016 Apr;14:17-24. doi: 10.1016/j.cois.2015.12.004. Epub 2015 Dec 30. Curr Opin Insect Sci. 2016. PMID: 27436642 Review.

6

Relative Selectivity of Plant Cardenolides for Na⁺/K⁺-ATPases From the Monarch Butterfly and Non-resistant Insects.

Petschenka G, Fei CS, Araya JJ, Schröder S, Timmermann BN, Agrawal AA. Petschenka G, et al. Front Plant Sci. 2018 Sep 28;9:1424. doi: 10.3389/fpls.2018.01424. eCollection 2018. Front Plant Sci. 2018. PMID: 30323822 Free PMC article.

7

Toxicity of Milkweed Leaves and Latex: Chromatographic Quantification Versus Biological Activity of Cardenolides in 16 Asclepias Species.

Züst T, Petschenka G, Hastings AP, Agrawal AA. Züst T, et al. Among authors: petschenka g. J Chem Ecol. 2019 Jan;45(1):50-60. doi: 10.1007/s10886-018-1040-3. Epub 2018 Dec 7. J Chem Ecol. 2019. PMID: 30523520 Free article.

8

Functional evidence supports adaptive plant chemical defense along a geographical cline.

Agrawal AA, Espinosa Del Alba L, López-Goldar X, Hastings AP, White RA, Halitschke R, Dobler S, Petschenka G, Duplais C. Agrawal AA, et al. Among authors: petschenka g. Proc Natl Acad Sci U S A. 2022 Jun 21;119(25):e2205073119. doi: 10.1073/pnas.2205073119. Epub 2022 Jun 13. Proc Natl Acad Sci U S A. 2022. PMID: 35696564 Free PMC article.

9

Quantification of plant cardenolides by HPLC, measurement of Na⁺/K⁺-ATPase inhibition activity, and characterization of target enzymes.

Petschenka G, Züst T, Hastings AP, Agrawal AA, Jander G. Petschenka G, et al. Methods Enzymol. 2023;680:275-302. doi: 10.1016/bs.mie.2022.08.003. Epub 2022 Sep 7. Methods Enzymol. 2023. PMID: 36710014

10

Spatial metabolomics reveal divergent cardenolide processing in the monarch (Danaus plexippus) and the common crow butterfly (Euploea core).

Dreisbach D, Bhandari DR, Betz A, Tenbusch L, Vilcinskas A, Spengler B, Petschenka G. Dreisbach D, et al. Among authors: petschenka g. Mol Ecol Resour. 2023 Aug;23(6):1195-1210. doi: 10.1111/1755-0998.13786. Epub 2023 Mar 31. Mol Ecol Resour. 2023. PMID: 36941779

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