Results 91 to 100 of about 124,429 (359)

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Respiration Dynamics and a Rapid Colorimetric Assay for Seed Vigour Assessment in Paddy and Lentil

open access: yesInternational Journal of Bio-Resource and Stress Management
The experiment was conducted during October, 2024–June, 2025 at Indian Agricultural Research Institute, New Delhi to study seed respiration and vigour assessment in lentil and paddy. Seed respiration was one of the earliest metabolic activities recorded
Manja E. Naik   +6 more
doaj   +1 more source

Molecular approach in elite parents of papaya with a focus on seed physiological quality [PDF]

open access: yesRevista Brasileira de Fruticultura
: Papaya seeds have natural barriers (phenolic compounds, seed structure and genetic factors) that make their germination difficult. And the use of seeds is the main means of propagating the species, whether for commercial cultivation, maintenance of ...
Fernanda Schmitt Gregolin   +3 more
doaj   +1 more source

Seed factors involved in early seedling establishment of Festuca arundinacea (tall fescue) : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Plant Biology and Biotechnology at Massey University, New Zealand [PDF]

open access: yes, 1995
New Zealand pastures are commonly based on vigorously growing Lolium (ryegrass) species. In many situations, however, it is often advantageous to combine the vigorous qualities of Lolium species with the versatility of other species such as Festuca ...
Murray, Patricia Alison
core  

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Phenomics of rice early vigour and drought response: Are sugar related and morphogenetic traits relevant? [PDF]

open access: yes, 2012
Background: Early vigour (biomass accumulation) is a useful but complex trait in rainfed rice (Oryza sativa L). Little is known on trade-offs with drought tolerance.
Clément-Vidal, Anne   +4 more
core   +2 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Processo germinativo de sementes de paineira sob estresses hídrico e salino Seed germination of paineira under water and salt stress

open access: yesPesquisa Agropecuária Brasileira, 2004
O ambiente mutável provoca múltiplos estresses, que podem limitar a germinação da semente e a emergência e sobrevivência da plântula. Os objetivos deste trabalho foram determinar o efeito dos estresses hídrico e salino na viabilidade e vigor de sementes ...
Silmara Cristina Fanti   +1 more
doaj   +1 more source

On-farm influence of production patterns on total polyphenol content in peach [PDF]

open access: yes, 2007
Peach production in France is constantly confronted with marketing problems due to a decrease in fruit consumption and increasing competition with neighbouring Mediterranean countries.
Amiot, M.- J.   +3 more
core  

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