Article
Cell & Tissue Engineering
Joseph R. Herdy, Larissa Traxler, Ravi K. Agarwal, Lukas Karbacher, Johannes C. M. Schlachetzki, Lena Boehnke, Dina Zangwill, Doug Galasko, Christopher K. Glass, Jerome Mertens, Fred H. Gage
Summary: The concept of senescence extends beyond proliferating cells, as senescence-like features have been observed in neurons, including those affected by Alzheimer's disease. Targeting senescent neurons could be a strategy for preventing or treating AD.
Article
Entomology
Hortensia Cabrera Reyes, David Draper, Isabel Marques
Summary: The dependence on pollinators is crucial for the understanding of pollination ecology. Inefficient pollinators and unsuitable conditions may lead to reproductive failure. Research shows that while various visitors may interact with orchid flowers, only a few are considered legitimate pollinators.
Article
Plant Sciences
Nora E. Anghelescu, Mihaela Balogh, Lori Balogh, Nicoleta Kigyossy, Mihaela I. Georgescu, Sorina A. Petra, Florin Toma, Adrian G. Peticila
Summary: A new species of Epipactis, named Epipactis bucegensis, was discovered in Bucegi Natural Park ROSCI0013 in Central Romania. Detailed morphological measurements were conducted to distinguish it from other Romanian Epipactis species. The key differences between Epipactis bucegensis and other European Epipactis taxa lie in its bipartite, wide labellum that lacks the mesochile. Information regarding its distribution, habitat, ecology, and IUCN conservation assessments are also provided.
Article
Biochemistry & Molecular Biology
Paula J. Scaife, Amy Simpson, Lesia O. Kurlak, Louise Briggs, David S. Gardner, Fiona Broughton Pipkin, Carolyn J. P. Jones, Hiten D. Mistry
Summary: The study found that markers of placental oxidative stress and senescence increase in post-term pregnancies and cases of pre-eclampsia. As gestational age increases, antioxidant defenses decrease, providing insight into placental health and potentially aiding in determining the optimal gestational age for delivery.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2021)
Article
Multidisciplinary Sciences
Hsing-Fun Hsu, Wei-Han Chen, Yi-Hsuan Shen, Wei-Han Hsu, Wan-Ting Mao, Chang-Hsien Yang
Summary: The B class AP3/PI and AGL6-like MADS proteins determine the identities of lips and sepals/petals in orchids. The study characterizes the extended function of OAP3/OPI/OAGL6 in regulating the specific structure of lateral sepals, pigmentation/senescence of the perianth, and abscission of pedicel.
NATURE COMMUNICATIONS
(2021)
Review
Biochemistry & Molecular Biology
Peter J. Barnes
Summary: Patients with COPD exhibit increased oxidative stress in their lungs, which can be caused by external factors such as smoking and air pollution, as well as internal factors such as inflammation. Oxidative stress plays a major role in driving the pathology of COPD, leading to chronic inflammation, cellular senescence, impaired autophagy, and reduced repair mechanisms. Antioxidants may be effective in modifying the disease progression of COPD.
Article
Plant Sciences
Wei-Han Chen, Zhi-Yi Jiang, Hsing-Fun Hsu, Chang-Hsien Yang
Summary: PaFYF1 and PaFYF2 in Phalaenopsis orchids were found to suppress flower senescence and abscission during early flower development. Through downregulation of ethylene signaling and abscission-related genes, they delayed the process of flower senescence and abscission.
PLANT AND CELL PHYSIOLOGY
(2021)
Article
Plant Sciences
Tzu-Hsiang Huang, Wei-Han Hsu, Wan-Ting Mao, Chang-Hsien Yang
Summary: In plants, the enzymes ACS and ETR1 play important roles in regulating various physiological processes, such as flowering, anther indehiscence, and senescence. ACS affects these processes by modulating GA-DELLA and JA signaling pathways, while ETR1 influences ethylene and JA signaling, thereby impacting flower/leaf senescence and anther indehiscence.
FRONTIERS IN PLANT SCIENCE
(2022)
Article
Plant Sciences
Juliana Lischka Sampaio Mayer, Giovanni Scopece, Maria Rosaria Barone Lumaga, Mario Coiro, Fabio Pinheiro, Salvatore Cozzolino
Summary: The developmental stage of ovules in orchids can be influenced by ecological factors, showing significant differences among different species and habitats.
AMERICAN JOURNAL OF BOTANY
(2021)
Article
Agriculture, Multidisciplinary
Francisco Antonio Canzi, Desiree Ayume Lopes Meireles, Aldo Sindulfo Barboza Valdez, Lidia Stadtlober Abrantes, Marcela Boroski, Solange Cristina Augusto, Patricia Valderrama, Aline Theodoro Toci
Summary: This study investigates the influence of biotic pollination on the chemical composition of coffee. The results reveal chemical differences between biotically pollinated and non-biotically pollinated samples, with higher levels of bioactive compounds in the biotically pollinated samples. The findings suggest that pollination services play an important role in affecting the chemical composition and quality of coffee beans.
JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE
(2023)
Review
Biochemistry & Molecular Biology
Barbara Jacczak, Blazej Rubis, Ewa Toton
Summary: The stability of telomeres is crucial for cell function, and research on telomere biology and telomerase activity has been of great interest in various medical and scientific fields. Maintaining optimal telomere length and telomerase activity is an important step in anti-aging strategies.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2021)
Review
Cell Biology
Christian Grinan-Ferre, Aina Bellver-Sanchis, Vanessa Izquierdo, Ruben Corpas, Joan Roig-Soriano, Miguel Chillon, Cristina Andres-Lacueva, Milan Somogyvari, Csaba Soti, Coral Sanfeliu, Merce Pallas
Summary: As the elderly population grows, so does the prevalence of neurodegenerative diseases. Lifestyle factors, including nutrition, exercise, and education, play a crucial role in influencing the aging process. Resveratrol, a dietary polyphenol, has antioxidant properties and can protect the nervous system from age-related decline and diseases like Alzheimer's and Parkinson's.
AGEING RESEARCH REVIEWS
(2021)
Article
Biochemistry & Molecular Biology
Thomas von Zglinicki, Tengfei Wan, Satomi Miwa
Summary: Cell senescence is not limited to proliferating cells, but can also occur in non-dividing cells. Different senescence domains interact with each other and may play a significant role in mammalian aging.
ANTIOXIDANTS & REDOX SIGNALING
(2021)
Article
Plant Sciences
Charlotte Watteyn, Daniela Scaccabarozzi, Bart Muys, Bert Reubens, James D. Ackerman, Mauricio Fernandez Otarola, Maria Fernanda Guizar Amador, Adam P. Karremans
Summary: This study aims to understand the pollination mechanisms of Vanilla hartii. It was found that both autonomous self-pollination and animal-mediated pollination mechanisms exist in this Neotropical Vanilla species. The research identified the natural pollinators of V. hartii, analyzed the composition of their nectar, and documented their behavior. The results showed a nectar-rewarding pollination mechanism in the genus Vanilla that has a higher natural fruit set compared to deceptive Vanilla species.
Article
Plant Sciences
Kanokwan Thanomchit, Wachiraya Imsabai, Parichart Burns, Peter A. McAtee, Robert J. Schaffer, Andrew C. Allan, Saichol Ketsa
Summary: Following successful pollination, Dendrobium orchid flowers undergo rapid senescence. Compatible pollination results in faster ethylene production and more rapid development of senescence symptoms compared with non-pollinated or incompatible pollinated flowers. Pollination with compatible pollinia leads to higher expression of DenACS1 and DenACO1 genes. Incompatible pollinia reduce the expression of DenACS1 and DenACO1 genes in the perianth. DenERS1, DenEIL1, and DenERF1 genes show differential spatial regulation following compatible pollination. Compatible pollinia increase ethylene production, induce premature senescence, and suppress DenERS1 expression, while incompatible pollinia do not stimulate ethylene production or induce senescence but lead to higher DenERS1 expression in both the perianth and the column plus ovary.
PLANT PHYSIOLOGY AND BIOCHEMISTRY
(2022)
Article
Horticulture
Peng Jia, Rui Yan, Yuan Wang, Feng-huan Gao, Yang Liu, Qing-long Dong, Hao-an Luan, Xue-mei Zhang, Han Li, Su-ping Guo, Guo-hui Qi
Summary: The KNOX gene plays crucial roles in plant development, and this study identified 19 KNOX gene members in kiwifruit. One of the genes, AcKNOX11, is selectively expressed in flower buds and shoots, and its expression can be induced by ABA and melatonin. Functional analysis revealed that AcKNOX11 delays flowering, reduces plant height, alters leaf shape, and inhibits seed germination through ABA-melatonin interaction.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Dan Hua, Wen-Shu Chen, Rong-Yu Rao, Xu-Feng Chen, Huan-Huan Chen, Ning-Wei Lai, Lin-Tong Yang, Xin Ye, Li -Song Chen
Summary: This study revealed that nitrogen deficiency can lead to increased production of reactive oxygen species (ROS) and methylglyoxal (MG), but also enhances the ability of leaves and roots to detoxify these molecules. The effects of nitrogen deficiency on ROS and MG generation and their detoxification systems were found to be different in leaves and roots, with roots being more affected.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Shenghan Yang, Chonlong Chio, Wensheng Qin, Yanxi Pei, Guangpeng Pei, Yuen Zhu, Hua Li
Summary: This study evaluates the immobilization and deactivation of pathogen-produced enzymes and toxic metabolites by biochar in tomato Fusarium wilt and finds that biochar can effectively prevent disease occurrence.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Deborah Pagliaccia, Michelle Ortiz, Michael Rodriguez, Sophia Abbott, Agustina De Francesco, Madison Amador, Valeria Lavagi, Benjamin Maki, Francesca Hopkins, Jonathan Kaplan, Samantha Ying, Georgios Vidalakis
Summary: This study investigates the effectiveness of organic soil amendments (bokashi, biochar, and their combination) in promoting soil health, nutrient availability, and plant growth. The results show that these amendments can significantly alter soil parameters and have positive effects on soil and plant health.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Yu-Jeong Kwon, Min Jeong Hong, Minkyu Park, Dawon Jeon, Gah-Hyun Lim, Sungyul Chang, Dong-Hwan Kim, Jin-Baek Kim, Jundae Lee, Yeong Deuk Jo
Summary: Flowing LOCUS T (FT)-like genes play crucial roles in flowering induction in plants. Pepper FT-like genes are mostly expressed in leaves and interact with FLOWERING LOCUS D, promoting or delaying flowering. The unique evolutionary process of pepper FT-like genes provides insights for improving productivity.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Ziwen Su, Juan Yan, Binbin Zhang, Meng Sun, Zhixiang Cai, Zhijun Shen, Ruijuan Ma, Mingliang Yu
Summary: Bagging is a crucial cultivation measure that affects the quality of peach fruit by regulating exposure to light. This study investigated the effects of bagging on the content of phenolic compounds in peach fruit and identified the most sensitive compounds to bagging treatment. The study also explored the regulatory role of bagging on phenolic synthetic-related genes. The results showed that bagging affected the accumulation of different phenolics in different peach cultivars and light intensity played a significant role in the accumulation of anthocyanins and other phenolic substances in peach fruit. Additionally, the expression of structural genes and transcription factors related to phenolic synthesis was regulated by bagging and light conditions. These findings provide a foundation for understanding the regulation mechanism of light on the synthesis of phenolic compounds in peach fruit.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Yanfang Zhang, Xinzhi Cui, Zhilei Du, Xiulian Li, Bangdi Liu, Meng Liu, Xiangquan Zeng, Fengjun Guo, Xinguang Fan, Shuyang Sun
Summary: In this study, melatonin treatment effectively improved the aroma quality of apricots during low temperature storage by maintaining firmness and soluble solids content, inhibiting ethylene production, and regulating enzyme activities related to aroma synthesis.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Sang-Mo Kang, Shifa Shaffique, Md. Injamum-Ul-Hoque, Sarah Owdah Alomrani, Yong-Sung Park, In-Jung Lee
Summary: Salinity is a global environmental problem that affects the physiology and morphology of plants. Melatonin has been found to improve photosynthesis, antioxidant activities, and seedling characteristics in milk thistle plants exposed to salinity stress, thereby enhancing their salt tolerance.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Nadia Borgini, Haifa Benmoussa, Mohamed Ghrab, Mehdi Ben Mimoun
Summary: This study investigates the agroclimatic requirements of Prunus species cultivars growing in warm areas using Partial Least Squares regression. The findings reveal that the chilling and heat requirements of the cultivars appear discontinuous, with overlaps or transition periods between the two phases. The warm mean temperatures occurring during the chilling period are the main determinant of the flowering of the studied cultivars.
SCIENTIA HORTICULTURAE
(2024)
Review
Horticulture
Kayise Hypercia Maseko, Thierry Regnier, Belinda Meiring, Obiro Cuthbert Wokadala, Tonna Ashim Anyasi
Summary: Bananas are a significant tropical fruit with diverse cultivars, providing essential minerals, vitamins, and phytochemicals. The Cavendish group is preferred, but identifying suitable cultivars and maturity stages is crucial for various applications.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Godfrey Ouma, Joshua Wanyama, Isa Kabenge, Joseph Jjagwe, Mukulu Diana, John Muyonga
Summary: Irrigation plays a crucial role in increasing eggplant yields amidst climate change, but the deficit irrigation level for optimal growth remains uncertain. This study examined the effect of deficit drip irrigation on eggplant performance and found that irrigating at 75% field capacity maximizes yield and water saving in sandy clay loam soil.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Andrea Marcone, Giorgio Impollonia, Michele Croci, Henri Blandinieres, Stefano Amaducci
Summary: This study used Sentinel-2 satellite images to estimate biophysical and biochemical parameters of spinach crops and found that canopy-level parameters were estimated more accurately. The estimation of the canopy-scale parameter AGB using MCARI showed the highest accuracy, while the estimation of the leaf-scale parameter LCC using NDWI showed the lowest accuracy. At the field scale, the validation results for AGB estimation using SR were the best.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Chengsheng Gong, Guangjun Guo, Baogui Pan, Changzhou Gao, Xianwei Zhu, Shubin Wang, Jinbing Liu, Weiping Diao
Summary: This study investigated the role of key cytokines and metabolic factors in the formation of plant-type traits in pepper. Through integrated analysis of RNA-seq and metabolite determination, the study identified the low content of gibberellin and high content of auxin as important factors causing plant dwarfing, and jasmonic acid as a metabolic factor affecting branch traits. A total of 131 candidate genes involved in metabolite synthesis and the formation of plant-type traits were identified.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Yue Ma, Jia-Chen Hu, Yang Yu, Xin Cheng, Yan-Li Du, Qiang Zhao, Ji-Dao Du
Summary: Cadmium and drought stress significantly inhibited the growth of adzuki bean seedling plants, with the combined stress showing the highest degree of inhibition. Cd+D treatment reduced Cd accumulation in adzuki bean seedling roots. The treatment altered antioxidant enzyme activities and cell cycle phases in the roots, leading to changes in reactive oxygen species content.
SCIENTIA HORTICULTURAE
(2024)
Article
Horticulture
Lucette Adet, Danae M. A. Rozendaal, Arthur Tapi, Pieter A. Zuidema, Philippe Vaast, Niels P. R. Anten
Summary: This study investigated the effects of water stress on cocoa trees and found that they are highly sensitive to water stress, with different genotypes exhibiting varied responses. Potassium application did not mitigate the negative effects of water stress. There was significant variation among genotypes in terms of leaf and crown traits, and positive interactions between genotype and irrigation were observed. These findings provide insights into the acclimation strategies of cocoa trees and can be useful for selecting drought-tolerant genotypes.
SCIENTIA HORTICULTURAE
(2024)