Purpose: The Firlit collar technique for the approximation of the divergent inner leaf of the prepuce in operations to repair hypospadias and its variants are generally easily conceptualized and executed. However, in some cases the divergence is so great at the level of the corona that a simple approximation cannot be performed. Therefore, 2 techniques are described that facilitate completion of the Firlit collar in these instances.
Materials And Methods: A total of 101 boys 6 to 101 months old (mean 18.9) underwent formation of a Firlit collar between July 2003 and July 2004. Among the patients 69 had coronal or glanular hypospadias, 17 had a penile or a more proximal meatus and 15 had only a hooded prepuce. In 5 patients the divergence of the inner leaf of the prepuce precluded a simple midline approximation of the 2 halves. Two techniques of forming rotational flaps of the inner leaf were used to complete construction of the Firlit preputial collar.
Results: The techniques were used as described in 5 repairs, with excellent cosmetic results.
Conclusions: Two rotational flap techniques for the repair of the widely divergent inner leaf of the prepuce associated with hypospadias and its variants are described and recommended for their simplicity and uniformly good results.
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http://dx.doi.org/10.1016/j.juro.2006.03.081 | DOI Listing |
Rice (N Y)
January 2025
Graduate School of Bioagricultural Sciences, Nagoya University, Furo-cho, Chikusa, Nagoya, Aichi, 464-8601, Japan.
Enhancing nitrogen (N) fixation in rice plants can reduce N fertilizer application and contribute to sustainable rice production, particularly under low-N conditions. However, detailed microbial and metabolic characterization of N fixation in rice stems, unlike in the well-studied roots, has not been investigated. Therefore, the aim of this study was to determine the active N-fixing sites, their diazotroph communities, and the usability of possible carbon sources in stems compared with roots.
View Article and Find Full Text PDFFront Genome Ed
January 2025
Key Laboratory of Herbage and Endemic Crop Biology, Ministry of Education, Inner Mongolia University, Hohhot, Inner Mongolia, China.
Virus-induced genome editing (VIGE) technologies have been developed to address the limitations to plant genome editing, which heavily relies on genetic transformation and regeneration. However, the application of VIGE in plants is hampered by the challenge posed by the size of the commonly used gene editing nucleases, Cas9 and Cas12a. To overcome this challenge, we employed intein-mediated protein splicing to divide the transcript into two segments (Split-v1) and three segments (Split-v3).
View Article and Find Full Text PDFPeerJ
January 2025
Inner Mongolia Key Laboratory of Soil Quality and Nutrient Resources, Key Laboratory of Agricultural Ecological Security and Green Development at Universities of Inner Mongolia Autonomous Region, Inner Mongolia Agricultural University, Hohhot, China.
Background: The application of nitrogen (N) fertilizer to alfalfa ( L.) has received little attention due to the ability of this plant to fix N. However, N deficiency stress is often observed in marginal lands of China, especially in saline-alkali soils.
View Article and Find Full Text PDFPlant Physiol Biochem
January 2025
Key Laboratory of Herbage & Endemic Crop Biology, Ministry of Education, School of Life Sciences, Inner Mongolia University, Hohhot, 010070, China. Electronic address:
The SUPERMAN (SUP) proteins, which belong to the single C2H2 zinc finger proteins (ZFP) subclass, participate in various aspects of gene regulation in plant morphogenesis and stress response, but their role in melon (Cucumis melo) is still largely unknown. We identified a total of 28 CmSUP genes in the melon genome, all containing QALGGH conserved domain. Collinearity analysis showed that melon had several homologous gene pairs with Arabidopsis and tomato, indicating the gene duplication events during the evolution.
View Article and Find Full Text PDFJ Environ Manage
January 2025
Ministry of Education Key Laboratory of Ecology and Resource Use of the Mongolian Plateau & Inner Mongolia Key Laboratory of Grassland Ecology, School of Ecology and Environment, Inner Mongolia University, Hohhot, 010021, China; Collaborative Innovation Center for Grassland Ecological Security, Ministry of Education of China, Hohhot, 010021, China. Electronic address:
Arthropods play a critical role in the functioning of grassland ecosystems, and are largely affected by herbivore grazing. However, the mechanisms of grazing affecting arthropod community, especially through modulating plant traits and soil properties, are still unclear. We investigated the variation in arthropod community variables including family richness, activity-density, biomass, and body size in typical steppe grasslands subject to grazing at four intensity levels (nil, light, moderate and heavy) in central Inner Mongolia (China), and analyzed the relationships of these variations with grazing-induced changes in plant traits, plant community attributes and soil properties.
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