keyword
https://read.qxmd.com/read/37493707/phylogenetic-analysis-and-genetic-similarities-of-phyllidia-spp-by-comparing-the-nucleotide-sequence-of-16s-rrna-and-cytochrome-c-genes
#21
JOURNAL ARTICLE
A A Alqudah
Phyllidiid nudibranchs are brightly colored gastropod molluscs, frequently encountered in coral reefs of the tropical Indo-Pacific. This study aimed to identify the phylogenetic similarities among the Phyllidia spp. The phylogenetic similarities among all the available Phyllidia spp. were studied by comparing the nucleotide sequence of 16s rRNA and cytochrome c genes (cox I). Sequences were retrieved from NCBI databases and aligned by using Geneious software. A phylogenetic tree was constructed for the retrieved sequences of Phyllidia spp...
2023: Brazilian Journal of Biology
https://read.qxmd.com/read/37488982/first-report-of-fig-virus-b-in-ficus-carica-in-new-zealand
#22
JOURNAL ARTICLE
Stella Veerakone, Deepika Kanchiraopally, Subuhi Khan, Lia Liefting, Jeremy R Thompson
Fig (Ficus carica) has been cultivated since ancient times, and is now grown worldwide, both for its fruit and as an ornamental plant. Several viruses and viroids are associated with Fig mosaic disease (FMD), a disease complex occurring worldwide (Preising et al. 2021). Fig mosaic virus (FMV), fig leaf mottle-associated virus 1 (FLMaV-1), fig mild mottle-associated virus (FMMaV), and fig badnavirus 1 (FBV-1) are known to infect fig in New Zealand (Minafra et al. 2012; Veerakone et al. 2015). In December 2020, leaf samples from a fig tree growing on the roadside at St Heliers, Auckland, showing dieback with foliar chlorotic mosaic symptoms, was received for virus testing...
July 24, 2023: Plant Disease
https://read.qxmd.com/read/37332933/effect-of-nlrp3-inflammasome-genes-polymorphism-on-disease-susceptibility-and-response-to-tnf-%C3%AE-inhibitors-in-iraqi-patients-with-rheumatoid-arthritis
#23
JOURNAL ARTICLE
Abdullah Abbas Awni, Zainab Oday Hamed, Ahmed Abdul-Hassan Abbas, Ahmed Sahib Abdulamir
BACKGROUND: Rheumatoid arthritis (RA) is a genetically predisposed, systemic, chronic, inflammatory disease. Immune system dysregulation and inherited susceptibility polymorphisms suggest that this type of variation is functional and may help predict disease susceptibility and develop new therapeutic strategies. Anti-TNF-alpha (TNF-α) drugs are highly effective RA treatments, but not all patients respond the same way. It's important to figure out whether RA risk alleles can identify and predict anti-TNF-α-responsiveness in RA patients...
June 2023: Heliyon
https://read.qxmd.com/read/37255425/no-isolate-no-problem-using-a-novel-insertion-sequence-pcr-to-link-rats-to-human-shigellosis-cases-in-an-underserved-urban-community
#24
JOURNAL ARTICLE
Gordon Ritchie, Victor Leung, Chelsea G Himsworth, Kaylee A Byers, Lisa K F Lee, Samuel D Chorlton, Aleksandra Stefanovic, Marc G Romney, Nancy Matic, Christopher F Lowe
During an investigation into a cluster of Shigella flexneri serotype 2a cases in an underserved community, we assessed the relatedness of human and rat S. flexneri isolates utilizing a novel PCR targeting insertion sites (IS-PCR) of mobile elements in the Shigella genome characteristic of the cluster strain. Whole-genome sequences of S. flexneri ( n  = 50) associated with the cluster were analyzed. De novo genome assemblies were analyzed by a Geneious V10.2.6 motif search, and two unique IS were identified in all human Shigella sequences of the local cluster...
May 31, 2023: Microbiology Spectrum
https://read.qxmd.com/read/37246448/novel-equid-papillomavirus-from-domestic-donkey
#25
JOURNAL ARTICLE
Chukwudozie Kingsley Ikechukwu, Kailin Qin, Han Zhang, Jiamin Pan, Wen Zhang
BACKGROUND: Papillomaviruses can be of great medical importance as they infect humans and animals such as Equus species, other livestock and pets. They are responsible for several papillomas and benign tumours in their host. OBJECTIVES: To describe a novel equid papillomavirus detected in oral swab samples collected from donkeys (Equus asinus) found on the Northwest plateau of China. STUDY DESIGN: Cross-sectional. METHODS: Swab samples collected from the oral mucosa of 32 donkeys in the Gansu Province of China, were subjected to viral metagenomic analysis to detect the presence of Papillomavirus...
May 28, 2023: Equine Veterinary Journal
https://read.qxmd.com/read/37228327/draft-genome-sequence-of-potato-crop-bacterial-isolates-and-nanoparticles-intervention-for-the-induction-of-secondary-metabolites-biosynthesis
#26
JOURNAL ARTICLE
Nada Al-Theyab, Omar Alrasheed, Hatem A Abuelizz, Mingtao Liang
INTRODUCTION: Insights about the effects of gold nanoparticles (AuNPs) on the biosynthetic manipulation of unknown microbe secondary metabolites could be a promising technique for prospective research on nano-biotechnology. AIM: In this research, we aimed to isolate a fresh, non-domesticated unknown bacterium strain from a common scab of potato crop located in Saudi Arabia and study the metabolic profile. METHODOLOGY: This was achieved through genomic DNA (gDNA) sequencing using Oxford Nanopore Technology...
June 2023: Saudi Pharmaceutical Journal: SPJ: the Official Publication of the Saudi Pharmaceutical Society
https://read.qxmd.com/read/37172977/first-report-of-colletotrichum-fioriniae-infecting-hop-humulus-lupulus-in-michigan
#27
JOURNAL ARTICLE
Ross Joaquin Hatlen, Rebecca Swift, Laura Avila Miles, Jan Byrne, Timothy D Miles
In July of 2020, a hop (Humulus lupulus L.) grower in Berrien County, Michigan submitted 'Chinook' leaf samples to MSU Plant & Pest Diagnostics. The leaves were covered in small, tan colored lesions, with a small chlorotic halo with an approximate diameter of 5 mm. The grower reported that foliar lesions were in the lower 2 m of the fully developed hop canopy. Disease incidence and severity were estimated at approximately 20% and 5 to 10%, respectively. After incubation at 100% relative humidity, acervuli with orange spore masses and a few setae were present...
May 12, 2023: Plant Disease
https://read.qxmd.com/read/37163156/harnessing-immunoinformatics-for-developing-a-multiple-epitope-peptide-based-vaccination-approach-against-sars-cov-2-spike-protein
#28
JOURNAL ARTICLE
Rehab I Moustafa, Ahmed H I Faraag, Reem El-Shenawy, Mona M Agwa, Hassan Elsayed
COVID-19 has spread to over 200 countries with variable severity and mortality rates. Computational analysis is a valuable tool for developing B-cell and T-cell epitope-based vaccines. In this study, by harnessing immunoinformatics tools, we designed a multiple-epitope vaccine to protect against COVID-19. The candidate epitopes were designed from highly conserved regions of the SARS-CoV-2 spike (S) glycoprotein. The consensus amino acids sequence of ten SARS-CoV-2 variants including Gamma, Beta, Epsilon, Delta, Alpha, Kappa, Iota, Lambda, Mu, and Omicron was involved...
June 2023: Saudi Journal of Biological Sciences
https://read.qxmd.com/read/37039023/evaluation-of-hiv-1-antiretroviral-drug-resistance-profiles-in-the-peripheral-blood-reservoir-of-successfully-treated-persons-using-massive-sequencing-and-viral-full-genome-characterization
#29
JOURNAL ARTICLE
Ornella M Botelho, Rossana P Basso, Luisa D Da Mota, Vanusa P Da Hora, Marianne M Garrido, Elizabeth S Machado, Brunna M Alves, Marcelo A Soares
BACKGROUND: Antiretroviral therapy has revolutionized HIV treatment, increasing quality and life expectancy of people living with HIV (PLWH). However, the expansion of treatment has resulted in an increase in antiretroviral-resistant viruses, which can be an obstacle to maintenance of successful ART. OBJECTIVES: This study analysed the genetic composition of the HIV near full-length genome (NFLG) from archived proviruses of PLWH under successful ART, and determined the presence/frequency of drug resistance mutations (DRMs) and viral subtype...
April 11, 2023: Journal of Antimicrobial Chemotherapy
https://read.qxmd.com/read/36948225/first-report-of-halo-blight-on-hop-humulus-lupulus-caused-by-diaporthe-humulicola-in-minnesota
#30
JOURNAL ARTICLE
Joshua S Havill, Ross Joaquin Hatlen, Gary Muehlbauer, Timothy D Miles
Halo blight, caused by Diaporthe humulicola, is an emerging issue in hop production in the Upper Midwestern and Eastern North America. Reports of halo blight thus far have included Connecticut, Michigan, New York, and Quebec (Allan-Perkins et al.; Hatlen et al. 2022; Higgins et al. 2021; Sharma et al. 2022). In August 2020, brownish-gray necrotic foliar lesions and damaged cones were observed in an experimental hopyard consisting of a breeding population of hop plants grown at the University of Minnesota - Southern Research and Outreach Center in Waseca, MN...
March 22, 2023: Plant Disease
https://read.qxmd.com/read/36856654/first-report-of-mal-de-rio-cuarto-virus-and-a-picorna-like-virus-naturally-infecting-rice-oryza-sativa-in-argentina
#31
JOURNAL ARTICLE
Valentina Eva Solis, Cecilia Elizabeth Luciani, María Florencia Brugo Carivali, María Cecilia Perotto, Susana Alejandra Gutierrez, Marcos G Celli
The first rice virus detected in Argentina was Rice stripe necrosis virus (RSNV), a benyvirus known to cause "entorchamiento" due to its characteristic symptom of leaf crinkling. As part of this study, it was proposed to sequence plants naturally infected with RSNV that presented another symptom such as thickening of veins, serrated edges, chlorosis that turns necrotic and dwarfism to detect the presence of other viruses in mixed infections. We worked with 20 rice plants sampled in the San Javier area (Santa Fe, Argentina) and that were positive for RSNV by serology using anti-RSNV antiserum...
March 1, 2023: Plant Disease
https://read.qxmd.com/read/36829156/isolation-characterization-therapeutic-potency-and-genomic-analysis-of-a-novel-bacteriophage-vb_kshkpc-m-against-carbapenemase-producing-klebsiella-pneumoniae-strains-crkp-isolated-from-ventilator-associated-pneumoniae-vap-infection-of-covid-19-patients
#32
JOURNAL ARTICLE
Mehrdad Mohammadi, Mahmood Saffari, Seyed Davar Siadat, Seyed Hossein Hejazi, Mohammad Shayestehpour, Mitra Motallebi, Milad Eidi
BACKGROUND: Carbapenem-resistant Klebsiella pneumoniae (CRKP) is a significant clinical problem, given the lack of therapeutic options. The CRKP strains have emerged as an essential worldwide healthcare issue during the last 10 years. Global expansion of the CRKP has made it a significant public health hazard. We must consider to novel therapeutic techniques. Bacteriophages are potent restorative cases against infections with multiple drug-resistant bacteria. The Phages offer promising prospects for the treatment of CRKP infections...
February 24, 2023: Annals of Clinical Microbiology and Antimicrobials
https://read.qxmd.com/read/36572972/first-report-of-tobacco-ringspot-virus-infecting-pawpaw-orchard-asimina-triloba-l-dunal-in-north-america
#33
JOURNAL ARTICLE
François Jules Maclot, Mario Mandujano, Kota Nakasato, Jan Byrne, Sita Paudel, Daniel Guyer, Carolyn Malmstrom
Pawpaw (Asimina triloba (L.) Dunal, Annonaceae) is a fruit tree native to eastern North America, increasingly grown for commercial production in the United States (Callaway, 1992; Layne, 1996), Europe, and Western Asia (Brannan and Coyle, 2021; Lolletti et al., 2021). In 2012, virus-like symptoms were noticed in a 0.3 ha pawpaw orchard at Michigan State University Plant Pathology Research Station; ~30% of the trees presented symptoms which included foliar mosaic, vein yellowing, and necrosis, and were first mistaken for nutrient (magnesium/zinc) deficiency...
December 26, 2022: Plant Disease
https://read.qxmd.com/read/36565420/the-complete-mitochondrial-genome-of-sporophila-nigricollis-aves-passeriformes
#34
JOURNAL ARTICLE
Bruno Diniz Sander Morais, Ana Luiza Lemos Queiroz, Adriana Heloisa Pereira, Evanguedes Kalapothakis
BACKGROUND: Sporophila nigricollis, popularly known as Yellow-bellied Seedeater, is a commonly trafficked bird in Brazil. This study describes the complete mitogenome of the species and its phylogenetic position. METHODS AND RESULTS: DNA sample was sequenced on MiSeq (Illumina®) sequencer. Reads were assembled to reference using Geneious. A total of 11,740 paired sequence reads were used to produce the complete mitochondrial DNA sequence with average coverage of 176x...
December 24, 2022: Molecular Biology Reports
https://read.qxmd.com/read/36495133/application-of-crispr-based-human-and-bacterial-ribosomal-rna-depletion-for-sars-cov-2-shotgun-metagenomic-sequencing
#35
JOURNAL ARTICLE
Stacey Cerón, Nathan C Clemons, Benjamin von Bredow, Shangxin Yang
OBJECTIVES: The aim of this study is to evaluate the effectiveness of a CRISPR-based human and bacterial ribosomal RNA (rRNA) depletion kit (JUMPCODE Genomics) on severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) shotgun metagenomic sequencing in weakly positive respiratory samples. METHODS: Shotgun metagenomics was performed on 40 respiratory specimens collected from solid organ transplant patients and deceased intensive care unit patients at UCLA Medical Center in late 2020 to early 2021...
December 10, 2022: American Journal of Clinical Pathology
https://read.qxmd.com/read/36449522/optimized-conditions-for-listeria-salmonella-and-escherichia-whole-genome-sequencing-using-the-illumina-iseq100-platform-with-point-and-click-bioinformatic-analysis
#36
JOURNAL ARTICLE
Sonsiray Alvarez Narvaez, Zhenyu Shen, Lifang Yan, Brianna L S Stenger, Laura B Goodman, Ailam Lim, Ruth H Nissly, Meera Surendran Nair, Shuping Zhang, Susan Sanchez
Whole-genome sequencing (WGS) data have become an integral component of public health investigations and clinical diagnostics. Still, many veterinary diagnostic laboratories cannot afford to implement next generation sequencing (NGS) due to its high cost and the lack of bioinformatic knowledge of the personnel to analyze NGS data. Trying to overcome these problems, and make NGS accessible to every diagnostic laboratory, thirteen veterinary diagnostic laboratories across the United States (US) initiated the assessment of Illumina iSeq100 sequencing platform for whole genome sequencing of important zoonotic foodborne pathogens Escherichia coli, Listeria monocytogenes, and Salmonella enterica...
2022: PloS One
https://read.qxmd.com/read/36386795/application-of-next-generation-sequencing-for-the-high-resolution-typing-of-mhc-b-in-korean-native-chicken
#37
JOURNAL ARTICLE
Thisarani Kalhari Ediriweera, Prabuddha Manjula, Eunjin Cho, Minjun Kim, Jun Heon Lee
The major histocompatibility complex- B (MHC- B ) region of chicken is crucially important in their immunogenesis and highly diverse among different breeds, lines, and even populations. Because it determines the resistance/susceptibility to numerous infectious diseases, it is important to analyze this genomic region, particularly classical class I and II genes, to determine the variation and diversity that ultimately affect antigen presentation. This study investigated five lines of indigenous Korean native chicken (KNC) and the Ogye breed using next-generation sequencing (NGS) data with Geneious Prime-based assembly and variant calling with the Genome Analysis Toolkit (GATK) best practices pipeline...
2022: Frontiers in Genetics
https://read.qxmd.com/read/36342558/crispr-cas-mediated-knockdown-of-vacuolar-invertase-gene-expression-lowers-the-cold-induced-sweetening-in-potatoes
#38
JOURNAL ARTICLE
Aneela Yasmeen, Sana Shakoor, Saira Azam, Allah Bakhsh, Naila Shahid, Ayesha Latif, Ahmad Ali Shahid, Tayyab Husnain, Abdul Qayyum Rao
VInv gene editing in potato using CRISPR/Cas9 resulted in knockdown of expression and a lower VInv enzymatic activity resulting in a decrease in post-harvest cold-storage sugars formation and sweetening in potatoes. CRISPR-Cas9-mediated knockdown of vacuolar invertase (VInv) gene was carried out using two sgRNAs in local cultivar of potato plants. The transformation efficiency of potatoes was found to be 11.7%. The primary transformants were screened through PCR, Sanger sequencing, digital PCR, and ELISA. The overall editing efficacy was determined to be 25...
November 7, 2022: Planta
https://read.qxmd.com/read/36336670/first-report-of-plumeria-mosaic-virus-infecting-plumeria-spp-in-the-united-states
#39
JOURNAL ARTICLE
Hannah Lutgen, Alejandro Olmedo Velarde, Alexandra Kong, Michael Melzer
Plumeria (Plumeria spp.) is a small ornamental tree grown in subtropical and tropical areas, providing shade and attractive and fragrant flowers in public and private landscapes. In Hawaii, plumeria is also commercially grown, with flowers harvested for cut flower and lei production. In 2019, a total of 10 cut flower plumeria farms in Hawaii sold 7,356,702 blossoms, valued at $395,791 (USDA/NASS). In July 2021, a commercial plumeria farm in Maui County, Hawaii reported trees with flowers exhibiting color breaking, and leaves with mosaic and vein banding...
November 6, 2022: Plant Disease
https://read.qxmd.com/read/36089686/first-report-of-ryegrass-cyst-nematode-heterodera-mani-in-tasmania-australia
#40
JOURNAL ARTICLE
Akshita Jain, John Wainer, Daniel C Huston, Mike Hodda, Quang Dinh, Ross Mann, Brendan Rodoni, Jacqueline Edwards
Cyst nematodes of the genus Heterodera are a major group of sedentary plant parasites causing a significant economic impact, restricting production and market access globally (Moens et al. 2018). The ryegrass cyst nematode Heterodera mani is in the Avenae group and is found predominantly in pastures and grasslands in Europe, California, and South Africa. It was first described by Mathews (1971) from Northern Ireland. Known hosts are grasses (family Poaceae), principally Lolium perenne (perennial ryegrass), but also Dactylis glomerata (cat grass) and Festuca pratensis (meadow fescue) (Subbotin et al...
September 11, 2022: Plant Disease
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