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A DUF630 and 632 Domains-containing Protein, ZmNRL1, Acts as a Positive Regulator of Nitrogen Stress Response in Maize
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Chunyan Zheng and others
Journal of Experimental Botany, eraf202, https://doi.org/10.1093/jxb/eraf202
Published: 14 May 2025
... with chlorophyll content under N starvation. Loss function of ZmNRL1 reduced nitrogen content and weakened plant growth under hydroponic and soil conditions, whereas overexpression of ZmNRL1 conferred better tolerance to N stress and elevated yields in transgenic maize and Arabidopsis...
Journal Article
Genomic and transcriptomic analyses of Heteropoda venatoria reveal the expansion of P450 family for starvation resistance in spiders Open Access
Guoqing Zhang and others
in
GigaScience
GigaScience, Volume 14, 2025, giaf019, https://doi.org/10.1093/gigascience/giaf019
Published: 21 March 2025
... Background Research on the mechanism of starvation resistance can help reveal how animals adjust their physiology and behavior to adapt to the uncertainty of food resources. A low metabolic rate is a significant characteristic of spider physiological activity and can increase spider starvation resistance...
Journal Article
Bluefin tuna (Thunnus thynnus) larvae exploit rare food sources to break food limitations in their warm oligotrophic environment Open Access
Patricia Reglero and others
Journal of Plankton Research, Volume 47, Issue 2, March/April 2025, fbaf006, https://doi.org/10.1093/plankt/fbaf006
Published: 01 March 2025
... medium, provided the original work is properly cited. Abstract Tuna spawns in some of the warmest and most oligotrophic areas worldwide. At the same time, starvation is often considered the main source of mortality for fish larvae. Here we assess if plankton availability is sufficient to sustain...
Journal Article
Developmental and conditional regulation of DAF-2/INSR ubiquitination in Caenorhabditis elegans Open Access
Ivan B Falsztyn and others
G3 Genes|Genomes|Genetics, Volume 15, Issue 3, March 2025, jkaf009, https://doi.org/10.1093/g3journal/jkaf009
Published: 22 January 2025
... body length as the response variable, the interaction between starvation condition and genotype as the fixed effects, and experimental replicate as the random effect (R example: lme(length∼strain × day), random = ∼1|replicate, data = wormsizer). Approximately 50 L1 larvae starved in L1 arrest for 8...
Journal Article
EDITOR'S CHOICE
Diversification of single-cell growth dynamics under starvation influences subsequent reproduction in a clonal bacterial population Open Access
Sotaro Takano and others
The ISME Journal, Volume 19, Issue 1, January 2025, wrae257, https://doi.org/10.1093/ismejo/wrae257
Published: 23 December 2024
... showing higher reproduction after days of low-nutrient condition tend to be phylogenetically proximal, indicating that differences in cellular physiology emerged and inherited during the low-nutrient condition have an impact on future regrowth. Bacterial cells exposed to starvation do not immediately...
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Journal Article
Linking the transcriptome to physiology: response of the proteome of Cupriavidus metallidurans to changing metal availability Open Access
Diana Galea and others
in
Metallomics
Metallomics, Volume 16, Issue 12, December 2024, mfae058, https://doi.org/10.1093/mtomcs/mfae058
Published: 19 November 2024
...Diana Galea; Martin Herzberg; Dirk Dobritzsch; Matt Fuszard; Dietrich H Nies transenvelope efflux systems zinc metal homeostasis Cupriavidus metallidurans metal starvation proteomics Deutsche Forschungsgemeinschaft 10.13039/501100001659 Ni262/19 The czc determinant...
Journal Article
Phytochrome-interacting factors PIF4 and PIF5 directly regulate autophagy during leaf senescence in Arabidopsis
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Juhyeon Lee and others
Journal of Experimental Botany, Volume 76, Issue 4, 25 February 2025, Pages 1068–1084, https://doi.org/10.1093/jxb/erae469
Published: 16 November 2024
... senescence. Moreover, our data suggested partial suppression of the pif4pif5 phenotype by ATG8a overexpression. PIF4/PIF5 also influence senescence induced by nutrient starvation, another hallmark of the autophagy pathway. Furthermore, we observed that the PIF4/PIF5–ATG regulatory...
Journal Article
Betaine lipids overproduced in seed plants are not imported into plastid membranes and promote endomembrane expansion
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Sarah Salomon and others
Journal of Experimental Botany, Volume 76, Issue 4, 25 February 2025, Pages 980–996, https://doi.org/10.1093/jxb/erae458
Published: 14 November 2024
.... By expressing Bta1 genes, which are involved in the synthesis of diacylglyceryl-N,N,N-trimethyl-homoserine (DGTS), from different species, we showed that DGTS can be produced in seed plants. In Arabidopsis, expression of BTA1 under a phosphate starvation-inducible promoter resulted in limited...
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Journal Article
SlMIPS2, a myo-inositol phosphate synthase, regulates phosphate homeostasis by influencing SlPHL1 and SlSPX2 levels in tomato seedlings
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Abhishek Roychowdhury and others
Journal of Experimental Botany, erae451, https://doi.org/10.1093/jxb/erae451
Published: 02 November 2024
... by plants to support various metabolic processes during growth and development. Recent studies have revealed the pivotal role of inositol hexakis/pyrophosphates (InsP6–8), the derivatives of myo-inositol (MI), in facilitating the interaction between SYG1/PHO81/XPR1 (SPX) and phosphate starvation...
Journal Article
Understanding the Crucial Role of Phosphate and Iron Availability in Regulating Root Nodule Symbiosis Open Access
Mariel C Isidra-Arellano and Oswaldo Valdés-López
Plant and Cell Physiology, Volume 65, Issue 12, December 2024, Pages 1925–1936, https://doi.org/10.1093/pcp/pcae128
Published: 26 October 2024
.... Finally, we discuss how the transcription factor phosphate starvation response might be a crucial genetic element to integrate the plant’s needs of nitrogen, iron and phosphate while interacting with rhizobia. Understanding the coordination of the iron and phosphate uptake and homeostasis can lead us...
Journal Article
A role for the circadian photoreceptor CRYPTOCHROME in regulating triglyceride metabolism in Drosophila Open Access
Swetha Gopalakrishnan and others
G3 Genes|Genomes|Genetics, Volume 14, Issue 11, November 2024, jkae220, https://doi.org/10.1093/g3journal/jkae220
Published: 12 September 2024
...Swetha Gopalakrishnan; Sanjay Ramnarayan Yadav; Nisha N Kannan; J Dunlap Fig. 5. Effect of calorie restriction on starvation sensitivity and TG utilization in cry mutant flies. a) Survival curve for w1118 and cry01 flies under LD fed with ND...
Journal Article
Defects in the central metabolism prevent thymineless death in Escherichia coli, while still allowing significant protein synthesis
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Sharik R Khan and Andrei Kuzminov
in
Genetics
Genetics, Volume 228, Issue 3, November 2024, iyae142, https://doi.org/10.1093/genetics/iyae142
Published: 30 August 2024
...Sharik R Khan; Andrei Kuzminov; J Surtees Abstract Starvation of Escherichia coli thyA auxotrophs for the required thymine or thymidine leads to the cessation of DNA synthesis and, unexpectedly, to thymineless death (TLD). Previously, TLD-alleviating defects were identified...
Journal Article
Starvation Ketoacidosis in Pregnancy: An Unusual Presentation and Brief Literature Review Open Access
Lisa Abraham and others
JCEM Case Reports, Volume 2, Issue 9, September 2024, luae145, https://doi.org/10.1210/jcemcr/luae145
Published: 16 August 2024
... insulin later with resolution of metabolic parameters ( 8 ). The delay in diagnosis of starvation ketoacidosis was partly the result of low pH not usually seen with starvation ketosis ( 8 ). This is true in nonpregnant individuals. The physiologic changes of pregnancy cause an exaggerated response...
Journal Article
EDITOR'S CHOICE
Roles of plastoglobules and lipid droplets in leaf neutral lipid accumulation during senescence and nitrogen deprivation Free
Denis Coulon and others
Journal of Experimental Botany, Volume 75, Issue 20, 30 October 2024, Pages 6542–6562, https://doi.org/10.1093/jxb/erae301
Published: 12 July 2024
... starvation, and studied the kinetics of lipid metabolism in Arabidopsis leaves. Our results demonstrated that plastoglobules preferentially store phytyl-esters, while triacylglycerols (TAGs) and steryl-esters accumulated within lipid droplets. Thanks to a pulse–chase labeling approach and lipid analyses...
Journal Article
Starvation hepatitis and refeeding-induced hepatitis: mechanism, diagnosis, and treatment Open Access
Marco Biolato and others
Gastroenterology Report, Volume 12, 2024, goae034, https://doi.org/10.1093/gastro/goae034
Published: 03 May 2024
... in these patients, including two types that occur only in patients with AN: starvation hepatitis and refeeding-induced hepatitis. Starvation hepatitis is characterized by severe transaminase elevation in patients in the advanced phase of protein-energy deprivation and is associated with complications of severe...
Journal Article
Claustral colony founding is limited by body condition: experimental feeding increases brood size of Lasius niger queens (Hymenoptera: Formicidae) Open Access
Norbert Szabó and others
Biological Journal of the Linnean Society, Volume 142, Issue 4, August 2024, Pages 397–401, https://doi.org/10.1093/biolinnean/blad149
Published: 03 November 2023
... starvation stress sugar European Union and the European Social Fund EFOP-3.6.1-16-2016-00022 Colony foundation is a fundamental but risky period in the lives of ant queens. After mating, fertilized queens adopt different strategies to found colonies ( Hölldobler and Wilson 1990 ). Two main types...
Journal Article
Serum starvation-based method of ovarian cancer cell dormancy induction and termination in vitro Open Access
Szymon Rutecki and others
Biology Methods and Protocols, Volume 8, Issue 1, 2023, bpad029, https://doi.org/10.1093/biomethods/bpad029
Published: 02 November 2023
... by these insights, we developed a reliable and easy-to-use in vitro method for the induction and termination of EOC cell dormancy based on serum starvation. The model has been validated on three established ovarian cancer lines and primary EOC cells. Moreover, we present for comparison a second model based...
Journal Article
The transcription factor BnaA9.WRKY47 coordinates leaf senescence and nitrogen remobilization in Brassica napus Free
Rui Cui and others
Journal of Experimental Botany, Volume 74, Issue 18, 29 September 2023, Pages 5606–5619, https://doi.org/10.1093/jxb/erad282
Published: 20 July 2023
... to the NRT1 family and encodes a low-affinity nitrate transporter protein. A critical role for N remobilization from source leaves to young leaves is played by NRT1.7, which is highly expressed in the phloem and is induced by N starvation ( Fan et al., 2009 ). WRKY is one of the largest...
Journal Article
Transcriptional and post-translational regulation of plant autophagy Open Access
William Agbemafle and others
Journal of Experimental Botany, Volume 74, Issue 19, 13 October 2023, Pages 6006–6022, https://doi.org/10.1093/jxb/erad211
Published: 26 June 2023
...-translational modification or transcriptional regulation. ATG autophagy gene expression persulfidation phosphorylation post-translational modification starvation stress transcription factors ubiquitination National Science Foundation 10.13039/100000001 MCB-2040582 William Agbemafle and Min May...
Journal Article
Use of the shuttle box system to determine the effects of hypoxia and food deprivation on the behavioral responses of the rock crab Cancer irroratus Say, 1817 (Decapoda: Brachyura: Cancridae)
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Qiwu Jiang and Iain J McGaw
Journal of Crustacean Biology, Volume 43, Issue 2, June 2023, ruad027, https://doi.org/10.1093/jcbiol/ruad027
Published: 05 June 2023
... algorithm Crustacea global climate change low oxygen rheotaxis starvation shuttle box system thigmotaxis Natural Sciences and Engineering Council Discovery 207112 Mitacs Accelerate IT26355 China Scholarship Council 10.13039/501100004543 201404910484 Correspondence: Q. Jiang; e...
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