Results 61 to 70 of about 376 (159)

Decoding plant defense signaling using the defenseless mutant

open access: yesNew Phytologist, Volume 250, Issue 2, Page 1141-1156, April 2026.
Summary Can plants live without defenses? Mutant analysis in Arabidopsis thaliana has identified numerous regulators of biotic, abiotic, and hormone‐based defenses, but the redundancy among separate defense pathways remains unexplored. We constructed an Arabidopsis mutant, defenseless, lacking six canonical defense pathways using abi1‐1 (abscisic acid),
Bikash Baral, Mikael Brosché
wiley   +1 more source

Anatomia foliar de Richterago Kuntze (Mutisieae, Asteraceae) Leaf anatomy of Richterago Kuntze (Mutisieae, Asteraceae)

open access: yesActa Botânica Brasílica, 2004
A estrutura interna da folha de espécies de Richterago mostrou-se bastante variável em relação à organização do mesofilo e à distribuição dos estômatos. Como caráter de valor taxonômico, apenas o tipo de tricoma tector foi utilizado nas relações entre R.
Gladys Flávia de A. Melo-de-Pinna
doaj   +1 more source

TRICOMAS CONFEREM RESISTÊNCIA CONTRA HERBIVORIA DE Cerotoma arcuata EM CULTIVARES DE SOJA

open access: yesRevista Agroecossistemas, 2013
RESUMO: O uso de cultivares de soja resistente a insetos-praga é uma alternativa de controle que diminui os custos de produção e não causa desequilíbrio no agroecossistema. Assim, objetivou-se com este trabalho avaliar se diferentes densidades de plantio influenciam a suscetibilidade de cultivares de soja a Cerotoma arcuata Oliver (Coleoptera ...
Rodrigues, Diego de Macedo   +6 more
openaire   +3 more sources

Masters of perception: phosphorylation‐dependent signaling in plants

open access: yesNew Phytologist, Volume 250, Issue 1, Page 89-94, April 2026.
Summary Plants are masters of perception, reacting to a myriad of biochemical and physical cues in a constantly changing environment. Plants rely on local cell‐based signal processing to perceive and react sufficiently fast to a multitude of stimuli. The ability to respond quickly is crucial for sustaining growth, defense, and metabolism and thereby ...
Mark Roosjen   +2 more
wiley   +1 more source

A new quantitative classification of ecological types in the bromeliad genus Tillandsia (Bromeliaceae) based on trichomes

open access: yesRevista de Biología Tropical, 2008
Using collection specimens, we measured the density and wing area of trichomes in 37 species of the bromeliad genus Tillandsia, specifically the abaxial proximal, abaxial distal, adaxial proximal and adaxial distal parts of the leaf.
Mosti Stefano   +2 more
doaj  

Multifaceted roles of BBX transcription factors: impacts on key agronomical traits and environmental resilience

open access: yesNew Phytologist, Volume 250, Issue 2, Page 762-787, April 2026.
Summary B‐box (BBX) proteins were initially characterized as transcription factors connecting light signaling to the regulation of flowering time and seedling photomorphogenesis. However, over the last decade, increasing evidence has shown that they integrate light and hormone signaling, modulating multiple physiological processes during plant life. In
Bruno Silvestre Lira   +3 more
wiley   +1 more source

The power of ionic movements in plants

open access: yesNew Phytologist, Volume 249, Issue 5, Page 2232-2240, March 2026.
Summary The movement of ion‐driven electrogenic events known as plant action potentials in the Venus flytrap Dionaea muscipula has first been recognized in Darwin's time. Besides electrophysiological techniques making use of current‐ and voltage‐recording electrodes, today an ever‐growing spectrum of tools has become available, that report online ...
Rainer Hedrich, Ines Kreuzer
wiley   +1 more source

Identification of a novel link connecting indole‐3‐acetamide with abscisic acid biosynthesis and signaling

open access: yesNew Phytologist, Volume 249, Issue 5, Page 2452-2466, March 2026.
Summary Plants orchestrate their developmental processes and responses to environmental stimuli through a sophisticated network of small signaling molecules, termed phytohormones. Among these, auxins are recognized for their role in promoting plant growth.
José Moya‐Cuevas   +8 more
wiley   +1 more source

The genus Quadricoma Filipjev, 1922 with a redescription of Q. cobbi (Steiner, 1916), Q. crassicomoides Timm, 1970 and Q. loricata Filipjev, 1922 (Nematoda-Desmoscolecida). Contribution n° X on nematodes from the Great Barrier Reef, collected during the Belgian expedition in 1967 [PDF]

open access: yes, 1978
A morphological and taxonomic study was made of the genus Quadricoma Filipjev, 1922. The internal organs were studied in detail as far as possible; they are comparable with those of Tricoma crassicomoides Timm, 1970 and Q.
Decraemer, W.
core  

Micromorfologia da epiderme foliar de Myrcia DC. (Mytaceae) como subsídio à taxonomia

open access: yes, 2021
Myrcia é um dos maiores gêneros pertencentes à tribo Myrteae (Myrtaceae), com aproximadamente 760 espécies de distribuição restrita aos neotrópicos. Esse gênero está dividido em 9 seções morfologicamente caracterizadas, porém, devido ao seu tamanho e a ...
Sousa, Lucas Herberts de
core  

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