Genomic prediction of resistance to Phytophthora megakarya in cacao from a sparse host-pathogen screen
Ina Schlathoelter, Andrew J. Gitto, Adriana L. Arciniegas, Mariana Herrera Corzo, Oluwaseun Olawale Kolawole, Erica M. Goss, Donald Livingstone, Alana Firl, Donna R. Henderson, Derek R. Drost, Dayana Rodezno, Jean-Philippe Marelli, Jeremy T. Brawner
This study predicts cacao resistance to Phytophthora megakarya using genomic data, finding that host genomic relationships are more predictive than pathogen relatedness in a structured host-pathogen system.
bioRxiv · Nov 5, 2026 · PreprintPlant Biology