Publications by authors named "B Ehlers"

Article Synopsis
  • Plant root exudates play a crucial role in nutrient acquisition, microbial partnerships, and signaling among organisms, but understanding their variation across different geographic regions has been limited.
  • A study analyzing 105 Iberian accessions of Arabidopsis thaliana identified 373 chemical compounds in root exudates and examined the genetic and environmental factors influencing this chemical diversity.
  • The research found that only a small fraction of compounds displayed significant heritability, with genome-wide association studies linking specific genetic variations to the composition of root exudates, particularly highlighting the role of terpenoids in plant defense mechanisms.
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The thermal death time (TDT) model suggests that the duration for which an organism can tolerate thermal stress decreases exponentially as the intensity of the temperature becomes more extreme. This model has been used to predict damage accumulation in ectothermic animals and plants under fluctuating thermal conditions. However, the critical assumption of the TDT model, which is additive damage accumulation, remains unverified for plants.

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Background: Plants exude a plethora of compounds to communicate with their environment. Although much is known about above-ground plant communication, we are only beginning to fathom the complexities of below-ground chemical communication channels. Studying root-exuded compounds and their role in plant communication has been difficult due to the lack of standardized methodologies.

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Article Synopsis
  • Researchers focused on cytomegaloviruses (CMVs) in Natal multimammate mice, a species found in sub-Saharan Africa and linked to zoonotic diseases like Lassa virus (LASV).
  • They isolated infectious CMVs from these mice and sequenced multiple genomes, identifying three distinct CMV types (MnatCMV1, MnatCMV2, and MnatCMV3) and discovering cases of coinfection.
  • The findings help understand CMV diversity and are aimed at developing a vaccine based on MnatCMVs to combat LASV in its animal reservoir.
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