Results 81 to 90 of about 109,786 (311)

Divergent Regulatory Effects of Jasmonic Acid on Tomato Lycopene Biosynthesis Under Light and Dark Conditions

open access: yesAdvanced Science, EarlyView.
This study reveals the mechanism by which jasmonic acid (JA) regulates lycopene synthesis under light and dark conditions. In light, JA activates SlMYC2, which suppresses SlPIF1a and promotes SlPSY1 expression. In darkness, JA induces the acetyltransferase SlNATA1, which acetylates the dark‐accumulated SlPIF1a, thereby repressing SlPSY1 expression ...
Jiayi Xu   +10 more
wiley   +1 more source

Training and Pruning Fruit Trees [PDF]

open access: yes, 1982
PDF pages ...
Ferree, David C.   +2 more
core  

Sulfakinin Signaling Sense Circulating Fructose and Suppresses Food Consumption via Insulin‐Like Peptide in Bactrocera Dorsalis

open access: yesAdvanced Science, EarlyView.
This study discovered a new pathway that tells fruit flies when to stop eating. It found that rising blood sugar (fructose) is detected by a sensor called GR43a. This triggers a chain reaction involving the satiety signal sulfakinin and its receptor, ultimately activating a final satiety signal, ILP5.
Hong‐Fei Li   +7 more
wiley   +1 more source

Fenologia e prospecção fitoquímica do jaborandi (Pilocarpus microphyllus Stapf ex Holmes)

open access: yesRevista Brasileira de Plantas Medicinais
RESUMO O estudo fenológico tem como finalidade determinar o ritmo sazonal dos eventos do ciclo de vida da planta, como floração e frutificação. Estes eventos são determinados por uma série de fatores, como: alternância de períodos chuvosos ou não ...
C.S.A. OLIVEIRA   +4 more
doaj   +1 more source

On the Origins of Toughness in Corymbia calophylla (Marri Tree) Nuts

open access: yesAdvanced Science, EarlyView.
We uncover the natural toughening mechanisms of the marri nut, including fiber pullout, crack deflection, and a viscoelastic matrix, which enable exceptional energy absorption and ductility comparable to Teflon, with an elastic modulus similar to acrylic.
Wegood M. Awad   +7 more
wiley   +1 more source

Studies on some Asian species of the genus Leptodontium (Müll. Hal.) Hampe (Musci, Pottiaceae) [PDF]

open access: yes, 2002
Leptodontium taiwanense Nog. is synonymous with Leptodontium aggregatum (Müll. Hal.) Kindb.; Leptodontium scaberrimum Broth. is synonymous with Leptodontium viticulosoides (P. Beauv.) Wijk & Margad. Bryoerythrophyllum yichunense C.H.
Sollman, Philip
core  

A self-driven phase transition drives Myxococcus xanthus fruiting body formation [PDF]

open access: yes, 2019
Combining high-resolution single cell tracking experiments with numerical simulations, we show that starvation-induced fruiting body (FB) formation in Myxococcus xanthus is a phase separation driven by cells that tune their motility over time.
Bahar, Fatmagul   +7 more
core   +2 more sources

Embedded CRISPRi Enhances Gene‐Silencing Efficiency in Drosophila

open access: yesAdvanced Science, EarlyView.
Current CRISPR interference (CRISPRi) technology in Drosophila has limited efficiency. This study introduces the emCRISPRi platform, which significantly enhances transcriptional silencing efficacy by embedding inhibitory domains within the dCas9 architecture.
Pengchong Fu   +7 more
wiley   +1 more source

Village guards as “in between” in the Turkish-Kurdish conflict: Re-examining identity and position in intergroup conflict [PDF]

open access: yes, 2019
The current paper utilizes new approaches in intergroup conflict studies to examine the village guard system and its role in the Turkish-Kurdish conflict in Turkey.
Acar, Yasemin Gülsüm
core   +3 more sources

Alternating High‐Fat and Polysaccharide Diets Modulates Gut Phage‐Bacterial Interplay

open access: yesAdvanced Science, EarlyView.
This study reveals how alternating high‐fat and polysaccharide diets reshape the human gut virome and enhance phage‐bacteria interactions. Using large‐scale metagenomic meta‐analysis and a time‐resolved mouse model, the authors show that diets strongly modulate phage abundance, lifestyle, and gene exchange, offering new insights into nutrition‐guided ...
Fengxiang Zhao   +6 more
wiley   +1 more source

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