Review
Cell Biology
Nila M. Pazhayam, Carolyn A. Turcotte, Jeff Sekelsky
Summary: Proper number and placement of meiotic crossovers are crucial for chromosome segregation, with failures leading to aneuploidy and infertility. Meiotic crossovers are formed through homologous repair of double-strand breaks, and their placement is intricately patterned through interference, assurance, and suppression mechanisms. The mechanisms behind crossover patterning are largely unknown, with key players acting at different scales and considerable overlap between known patterning phenomena.
FRONTIERS IN CELL AND DEVELOPMENTAL BIOLOGY
(2021)
Article
Materials Science, Ceramics
Minhua Sun, Xiuewei Yao
Summary: The study shows that in a supercooled monometallic liquid, atoms with smaller excess volume aggregate to form solid-like clusters, leading to the emergence of structural heterogeneity and dynamical crossover.
JOURNAL OF NON-CRYSTALLINE SOLIDS
(2021)
Article
Multidisciplinary Sciences
Laia Capilla-Perez, Stephanie Durand, Aurelie Hurel, Qichao Lian, Aurelie Chambon, Christelle Taochy, Victor Solier, Mathilde Grelon, Raphael Mercier
Summary: The spatial organization of transverse filaments is essential for CO formation during meiosis, with the absence of ZYP1 leading to an unexpected increase in CO formation. The tripartite synaptonemal complex plays a key role in regulating the number and distribution of COs, affecting CO interference and heterochiasmy.
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA
(2021)
Article
Multidisciplinary Sciences
Chris Morgan, John A. Fozard, Matthew Hartley, Ian R. Henderson, Kirsten Bomblies, Martin Howard
Summary: Through quantitative super-resolution cytogenetics and mathematical modeling, this study investigated crossover positioning in Arabidopsis thaliana and found that the process can be explained by a predictive coarsening model. Altering the dosage of the E3 ligase HEI10 was shown to predictably modify crossover interference, suggesting a conserved mechanism may regulate crossover positioning in diverse eukaryotes.
NATURE COMMUNICATIONS
(2021)
Article
Chemistry, Multidisciplinary
Zhancheng Wang, Huiyong Du, Ke Li, Jiaxuan Miao, Min Li, Bin Xu
Summary: The experimental investigation revealed that the distribution of NOx conversion efficiency of the wash-coated selective catalytic reduction catalyst was highly nonuniform at the exit cross section, while the efficiency of the extruded SCR catalyst was more uniform with higher distribution at the center. The comparison experiment with 180 rotation showed that the efficiency distribution map of the wash-coated selective catalytic reduction catalyst rotated 180, but that of the extruded selective catalytic reduction catalyst remained unchanged. The uniformity coefficient of the extruded selective catalytic reduction catalyst was higher than that of the wash-coated selective catalytic reduction catalyst.
Article
Plant Sciences
Marie Sarens, Gregory P. Copenhaver, Nico De Storme
Summary: A new method was introduced to quantitatively express chromatid interference (CI) and research showed random involvement of sister chromatids in double CO events across chromosomes in Arabidopsis and maize, indicating an absence of CI. However, on a genome-wide level, CI was found to vary with physical distance between COs, with differing effects in the two plants.
FRONTIERS IN PLANT SCIENCE
(2021)
Article
Physics, Fluids & Plasmas
Harveen Kaur, Mark A. Berg
Summary: A study reveals the presence of a crossover temperature in supercooled liquids, separating regions of diffusive and activated dynamics. The dynamic crossover involves phenomena such as the development of heterogeneity, increasing jump size, emergence of a jump-precursor state, and lengthening exchange time.
Article
Plant Sciences
Marco Tulio Mendes Ferreira, Marek Glombik, Katerina Pernickova, Martin Duchoslav, Olga Scholten, Miroslava Karafiatova, Vania Helena Techio, Jaroslav Dolezel, Adam J. Lukaszewski, David Kopecky
Summary: Crossing over in meiosis plays a critical role in reducing chromosome number, with positive interference and chromatid interference being important controls. Direct evidence of chromatid interference is provided in two plant hybrids, showing a higher frequency of double crossovers involving four chromatids than expected. The physical measure of crossover interference distance is also presented, indicating the centromere as a barrier for interference.
JOURNAL OF EXPERIMENTAL BOTANY
(2021)
Article
Optics
Slawomir Gogler, Grzegorz Bieszczad, Jacek Swiderski, Krzysztof Firmanty, Jaroslaw Barela, Tadeusz Piatkowski
Summary: Polarimetric imaging cameras require polarimetric calibration to accurately estimate the incident Stokes vector of incoming radiation. This paper proposes an alternative all-in-one approach that combines radiometric calibration, nonuniformity correction, and polarimetric calibration. The proposed calibration method achieves an RMS error of 0.34% compared with the conventional technique's error of 0.83%, yielding a factor of 2.4 improvement in the reconstructed accuracy of a linear Stokes vector.
Review
Cell Biology
Nahid Rafiei, Arnaud Ronceret
Summary: Plants have played a crucial role in our understanding of fundamental biological principles. Recent plant studies have shed new light on the mysterious mechanisms of meiotic crossover interference, heterochiasmy, obligatory crossover, and crossover homeostasis. These findings have contributed to our understanding of key biological concepts.
FRONTIERS IN CELL AND DEVELOPMENTAL BIOLOGY
(2023)
Review
Cell Biology
Lexy von Diezmann, Ofer Rog
Summary: Crossover interference is a crucial process in sexual reproduction, but the molecular mechanisms behind it are still debated. Recent research has shed light on how signaling proteins regulate the formation of crossovers, providing new insights into this complex process. These findings contribute to a better understanding of how crossover interference is implemented in meiotic chromosomes.
JOURNAL OF CELL SCIENCE
(2021)
Article
Multidisciplinary Sciences
Cunxian Fan, Xiao Yang, Hui Nie, Shunxin Wang, Liangran Zhang
Summary: This study reveals the transmission of crossover recombination correlation in both human males and females to their offspring, without detectable selection. Additionally, it shows a correlation between chromosome axis length and crossover number, with longer axis pairs having stronger correlation. The findings also suggest that longer chromosome axes are more coordinately regulated and this stronger crossover recombination correlation may contribute to the adaptability of female germlines to changing environments during evolution.
Article
Optics
A. Ferrero, E. Perales, N. Basic, M. Pastuschek, G. Porrovecchio, A. Schirmacher, J. L. Velazquez, J. Campos, F. M. Martinez-Verdu, M. Smid, P. Linduska, T. Dauser, P. Blattner
Summary: This article describes the development of preliminary measurement scales for sparkle and graininess, which are absolute, linear and traceable to standards of optical radiation metrology. Clear evidence is shown that these scales correlate well with subjective evaluations. Before standardization, these scales need to be validated with more experimental data.
Article
Biochemistry & Molecular Biology
Taicong Tan, Yingjin Tan, Ying Wang, Xiao Yang, Binyuan Zhai, Shuxian Zhang, Xuan Yang, Hui Nie, Jinmin Gao, Jun Zhou, Liangran Zhang, Shunxin Wang
Summary: This study reveals that negative supercoils play a crucial role in connecting interference and crossover interference in meiosis, and top2 gene mutations affect the accumulation and relief of negative supercoils, thereby regulating the strength of crossover interference.
NUCLEIC ACIDS RESEARCH
(2022)
Article
Physics, Multidisciplinary
Gan Ren
Summary: Ionic liquids exhibit fragile liquid behavior, and the temperature dependence of their dynamic properties follows the super-Arrhenius law. A dynamic crossover phenomenon was observed in the ([VIO2+][Tf2N-](2)) ionic liquid at temperatures of 240-800 K, and the diffusion coefficient can be fitted by three Arrhenius laws or a combination of VFT relation and Arrhenius law. The dynamic crossover in [VIO2+][Tf2N-](2) is attributed to the heterogeneous structure during cooling, as revealed by analysis of correlation, structure, and thermodynamics.
Article
Ecology
Cecile Courret, Pierre R. Gerard, David Ogereau, Matthieu Falque, Laurence Moreau, Catherine Montchamp-Moreau
Article
Biochemistry & Molecular Biology
Paulina Martinez Palacios, Marie-Pierre Jacquemot, Marion Tapie, Agnes Rousselet, Mamoudou Diop, Carine Remoue, Matthieu Falque, Andrew Lloyd, Eric Jenczewski, Gilles Lassalle, Anne-Marie Chevre, Christine Lelandais, Martin Crespi, Philippe Brabant, Johann Joets, Karine Alix
MOLECULAR BIOLOGY AND EVOLUTION
(2019)
Article
Genetics & Heredity
Kamel Jebreen, Marianyela Petrizzelli, Olivier C. Martin
FRONTIERS IN GENETICS
(2019)
Article
Plant Sciences
Pasquale Termolino, Matthieu Falque, Riccardo Aiese Cigliano, Gaetana Cremona, Rosa Paparo, Antoine Ederveen, Olivier C. Martin, Federica M. Consiglio, Clara Conicella
Article
Genetics & Heredity
Elise Tourrette, Rex Bernardo, Matthieu Falque, Olivier C. Martin
G3-GENES GENOMES GENETICS
(2019)
Article
Genetics & Heredity
Matthieu Falque, Kamel Jebreen, Etienne Paux, Carsten Knaak, Sofiane Mezmouk, Olivier C. Martin
Article
Genetics & Heredity
Margaux-Alison Fustier, Natalia E. Martinez-Ainsworth, Jonas A. Aguirre-Liguori, Anthony Venon, Helene Corti, Agnes Rousselet, Fabrice Dumas, Hannes Dittberner, Maria G. Camarena, Daniel Grimanelli, Otso Ovaskainen, Matthieu Falque, Laurence Moreau, Juliette de Meaux, Salvador Montes-Hernandez, Luis E. Eguiarte, Yves Vigouroux, Domenica Manicacci, Maud Tenaillon
Article
Multidisciplinary Sciences
E. Carrillo-Perdomo, A. Vidal, J. Kreplak, H. Duborjal, M. Leveugle, J. Duarte, C. Desmetz, C. Deulvot, B. Raffiot, P. Marget, N. Tayeh, J. P. Pichon, M. Falque, O. C. Martin, J. Burstin, G. Aubert
SCIENTIFIC REPORTS
(2020)
Article
Multidisciplinary Sciences
Bipin K. Pandey, Guoqiang Huang, Rahul Bhosale, Sjon Hartman, Craig J. Sturrock, Lottie Jose, Olivier C. Martin, Michal Karady, Laurentius A. C. J. Voesenek, Karin Ljung, Jonathan P. Lynch, Kathleen M. Brown, William R. Whalley, Sacha J. Mooney, Dabing Zhang, Malcolm J. Bennett
Summary: Soil compaction hinders root growth by reducing gas diffusion and causing accumulation of ethylene in root tissues, triggering hormone responses that restrict growth. Ethylene acts as an early warning signal for roots to avoid compacted soils, which is relevant for breeding crops resilient to soil compaction.
Article
Biochemical Research Methods
Adrien Vidal, Franck Gauthier, Willy Rodrigez, Nadege Guiglielmoni, Damien Leroux, Nicolas Chevrolier, Sylvain Jasson, Elise Tourrette, Olivier C. Martin, Matthieu Falque
Summary: In this study, a fully automatic linkage mapping software called SeSAM was developed to construct high-robustness framework maps and high-density total maps. It can be used with a wide range of biparental mapping populations and offers various functions and analysis tools.
BMC BIOINFORMATICS
(2022)
Article
Agriculture, Dairy & Animal Science
Elise Tourrette, Matthieu Falque, Olivier C. Martin
Summary: This paper evaluates the impact of increased recombination on the efficiency of introgression programs in Brassicaceae through simulations. The results show that increasing the recombination rate can significantly decrease linkage drag and improve the return to the recurrent parent in regions lacking crossovers, but may be detrimental in regions already rich in crossovers. These simulations help understand the benefits of increased recombination rate and identify the best methods for different situations.
GENETICS SELECTION EVOLUTION
(2021)