Article
Ecology
Prabodh Kumar Bajpai, Arye Harel, Sharoni Shafir, Oz Barazani
Summary: This study explored ecotypic differentiation in populations of Eruca sativa from arid and Mediterranean habitats at the genomic level. The results showed that climatic conditions significantly influenced genetic diversity, and genes related to transcription factors and phytohormone signaling played a crucial role in adaptation to both abiotic and biotic conditions.
FRONTIERS IN ECOLOGY AND EVOLUTION
(2022)
Article
Biochemistry & Molecular Biology
Leah DeLorenzo, Destiny Mathews, A. Allyson Brandon, Mansi Joglekar, Aldo Carmona Baez, Emily C. Moore, Patrick J. Ciccotto, Natalie B. Roberts, Reade B. Roberts, Kara E. Powder
Summary: Divergence in body shape is a common pattern in fish and is associated with habitat specification and swimming mechanics. The genetic basis of this body shape variation was studied in cichlids using two hybrid crosses and 34 quantitative trait loci (QTL) were identified that underlie various aspects of body shape variation. These QTL are distinct between different crosses and compared to other fish species, indicating that convergent body shape phenotypes are likely due to distinct genetic and molecular mechanisms.
Article
Biochemistry & Molecular Biology
Daronja Trense, Thomas L. Schmidt, Qiong Yang, Jessica Chung, Ary A. Hoffmann, Klaus Fischer
Summary: This study investigated gene flow and genetic structure of the Sooty Copper butterfly in the Alpine otz valley system in Austria. High gene flow levels were found, influenced by anthropogenic as well as natural structures, particularly ravines, forests, and roads. Additionally, loci potentially under thermal selection were detected.
Article
Agronomy
Evangelia V. Avramidou, Theodoros Moysiadis, Ioannis Ganopoulos, Michail Michailidis, Christos Kissoudis, Dimitrios Valasiadis, Konstantinos Kazantzis, Eirini Tsaroucha, Athanasios Tsaftaris, Athanassios Molassiotis, Filippos A. Aravanopoulos, Aliki Xanthopoulou
Summary: Sweet cherry germplasm exhibits high phenotypic variation, which may be a result of genetic or epigenetic diversity. The genetic diversity was found to be greater than epigenetic diversity, and epigenetic diversity was shown to have a stronger impact on phenotypic traits in predefined populations of sweet cherry than genetic diversity.
Article
Biochemistry & Molecular Biology
Lucas Busta, Ismail Dweikat, Shirley J. Sato, Haolin Qu, Yong Xue, Bangjun Zhou, Lu Gan, Bin Yu, Thomas E. Clemente, Edgar B. Cahoon, Chi Zhang
Summary: This study investigates the phytochemistry and genomics of feral Cannabis populations collected from Nebraska. It found that both male and female flower tissues produced cannabinoids, with cannabidiol being the primary cannabinoid. The expression of genes related to cannabinoid biosynthesis was higher in female flowers, suggesting transcriptional control of cannabinoid abundance. DNA sequencing revealed that the feral Cannabis plants from Nebraska are more similar to hemp-type Cannabis plants than drug-type plants. This research provides foundational knowledge for future studies of feral Nebraska Cannabis.
Article
Biochemistry & Molecular Biology
David Hall, Jenny Olsson, Wei Zhao, Johan Kroon, Ulfstand Wennstrom, Xiao-Ru Wang
Summary: This study revealed significant adaptation in frost hardiness among Scots pine populations through freezing tests and genotyping. Despite weak genetic differentiation among populations, the associations between climate variables and genotypes in this trait indicate a certain level of genetic basis.
PLANT COMMUNICATIONS
(2021)
Article
Biochemistry & Molecular Biology
Natalie R. Hofmeister, Scott J. Werner, Irby J. Lovette
Summary: Genomic research on North American starlings indicates low geographical differentiation and few significant F-ST outliers at a continental scale, despite their high dispersal rate and rapid expansion history. Despite starting from a relatively small founding population, these birds show only moderate genetic bottleneck and a dramatic increase in effective population size since introduction. Furthermore, single-nucleotide polymorphisms correlated with temperature and/or precipitation suggest rapid local adaptation in North American starlings even in their wide-ranging and evolutionarily young system.
Article
Immunology
Hunter Bennett, Ty D. Troutman, Enchen Zhou, Nathanael J. Spann, Verena M. Link, Jason S. Seidman, Christian K. Nickl, Yohei Abe, Mashito Sakai, Martina P. Pasillas, Justin M. Marlman, Carlos Guzman, Mojgan Hosseini, Bernd Schnabl, Christopher K. Glass
Summary: This study reveals the impact of noncoding genetic variation on Kupffer cell phenotypes and identifies environmental factors that contribute to this variation. The study also differentiates between cell-autonomous and non-cell-autonomous effects of genetic variation. Additionally, the study demonstrates that epigenetic landscapes can provide insight into the trans effects of genetic variation and serve as a resource for further understanding genetic control of transcription in Kupffer cells and macrophages in vitro.
Article
Immunology
Hunter Bennett, Ty D. Troutman, Enchen Zhou, Nathanael J. Spann, Verena M. Link, Jason S. Seidman, Christian K. Nickl, Yohei Abe, Mashito Sakai, Martina P. Pasillas, Justin M. Marlman, Carlos Guzman, Mojgan Hosseini, Bernd Schnabl, Christopher K. Glass
Summary: This study reveals the genetic regulatory mechanisms of transcription in macrophages and identifies the impact of environmental factors on macrophage phenotypes. Non-cell autonomous effects of genetic variation dominate the control of macrophages during homeostasis, while cis-acting effects play a major role in strain-specific responses to acute stimulation.
Article
Ecology
Hanjing Liu, Zhen Wang, Yuli Zhang, Minghui Li, Ting Wang, Yingjuan Su
Summary: This study sampled and genotyped 330 individuals from 18 natural populations of Cephalotaxus oliveri to investigate the genetic differentiation and driving factors. The results showed high genetic differentiation and moderate genetic diversity among populations. The study also found that both geographic distance and environmental heterogeneity significantly contributed to the genetic divergence of C. oliveri.
ECOLOGY AND EVOLUTION
(2023)
Article
Agronomy
Q. Yi, L. alvarez-Iglesias, R. A. Malvar, M. C. Romay, Pedro Revilla
Summary: A large association panel of 836 maize inbreds revealed a broader genetic diversity of cold tolerance, with predominantly favorable QTL having small effects that are specific to different environments, highlighting the potential of genomic selection in maize breeding for cold tolerance.
THEORETICAL AND APPLIED GENETICS
(2021)
Article
Biodiversity Conservation
Alan G. Vargas-Rivas, Everardo Barba-Macias, Alberto J. Sanchez, Gabriela Castellanos-Morales
Summary: Molecular data helps determine the taxonomic identity and origin of invasive species. Combining genetic, morphological, and ecological data provides complementary evidence to understand the process of invasion and spread.
BIOLOGICAL INVASIONS
(2023)
Article
Ecology
Ananda R. Pereira Martins, Lucas P. Martins, Wing-Zheng Ho, William Owen McMillan, Jonathan S. Ready, Rowan Barrett
Summary: This study investigates the association between distinct phenotypes and different environmental conditions in the red-yellow Mullerian mimicry ring of Heliconius butterflies. The results show that the phenotypic distribution is strongly driven by environmental gradients, with thermal and precipitation variables playing a significant role. However, the associations between phenotype and environment vary at different spatial scales, suggesting the importance of both large-scale analyses and local studies.
ECOLOGY AND EVOLUTION
(2022)
Article
Biochemical Research Methods
Jia-Yuan Zhang, Hannah Roberts, David S. C. Flores, Antony J. Cutler, Andrew C. Brown, Justin P. Whalley, Olga Mielczarek, David Buck, Helen Lockstone, Barbara Xella, Karen Oliver, Craig Corton, Emma Betteridge, Rachael Bashford-Rogers, Julian C. Knight, John A. Todd, Gavin Band
Summary: The human immune system relies on a vast array of antibodies and protein receptors to recognize pathogens, making analysis of gene families complex due to their intricate patterns of similarities and differences. By applying various sequencing methods and reconstructing immune-associated gene sequences, accurate assemblies were generated from a single individual's DNA, revealing structural differences and gene copy number variations. In-depth study of these variations may lead to a better understanding of the impact of genetic variation on human diseases.
PLOS COMPUTATIONAL BIOLOGY
(2021)
Article
Plant Sciences
Sophie Watts, Michel McElroy, Zoe Migicovsky, Hugo Maassen, Robin van Velzen, Sean Myles
Summary: The study found that Cannabis labelling is associated with genetic variations in terpene synthase genes.