It is well documented that congenital nevi have a statistical chance of becoming malignant; however, it is unusual to actually follow the progression of such an event. A 48-year-old man photographically documented changes in his own nevus, which was present at birth, over a period of six months. Seeing this evolution in one lesion is interesting. Emphasis must not only be placed upon the importance of early diagnosis, but also on the expeditious removal of suspicious nevi and treatment.
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Commun Biol
December 2024
Photosynthesis Research Center, Key Laboratory of Photobiology, Institute of Botany, Chinese Academy of Sciences, Beijing, China.
Purple phototrophic bacteria produce two kinds of light-harvesting complexes that function to capture and transmit solar energy: the core antenna (LH1) and the peripheral antenna (LH2). The apoproteins of these antennas, encoded respectively by the genes pufBA and pucBA within and outside the photosynthetic gene cluster, respectively, exhibit conserved amino acid sequences and structural topologies suggesting they were derived from a shared ancestor. Here we present the structures of two photosynthetic complexes from Roseospirillum (Rss.
View Article and Find Full Text PDFInt J Mol Sci
November 2024
Key Laboratory of East China Sea Fishery Resources Exploitation, Ministry of Agriculture, East China Sea Fisheries Research Institute, Chinese Academy of Fishery Sciences, 300 Jungong Road, Shanghai 200090, China.
The conserved role of juvenile hormone (JH) signals in preventing larvae from precocious metamorphosis has been confirmed in insects. Crustaceans have different metamorphosis types from insects; we previously proved that methyl farnesoate (MF) can prohibit larvae metamorphosis in mud crabs, but the molecular signal of this process still needs to be elucidated. In this study, () of was obtained and characterized, which we named .
View Article and Find Full Text PDFHead Neck Pathol
December 2024
Division of Oral and Maxillofacial Pathology, The Ohio State University, College of Dentistry, 305 W. 12th Ave, Columbus, OH, 43210, USA.
Introduction: Solitary fibrous tumor (SFT) represents an uncommon mesenchymal neoplasm affecting primarily the extremities and deep soft tissues with, overall, benign but locally aggressive biologic behavior and an underlying pathognomonic NAB2::STAT6 fusion. Intraosseous SFTs are infrequent, and involvement of the jawbones is exceedingly rare.
Case Presentation: A 54-year-old woman presented with an asymptomatic, well-demarcated, multilocular radiolucency of the left posterior mandible featuring focally irregular borders, root resorption and lingual cortex perforation.
Cureus
November 2024
Department of Anesthesia and Perioperative Medicine, London Health Sciences Centre, and St. Joseph Health Care, Lawson Health Research Institute, Schulich School of Medicine and Dentistry, Western University, London, CAN.
This case report describes a 62-year-old male who experienced paradoxical hypothermia following an elective total knee replacement (TKR) performed under spinal anesthesia with intrathecal morphine administration. The patient presented with significant hypothermia, defined as a body temperature below 35°C, approximately 45 minutes following the administration of anesthesia. The condition demonstrated resistance to conventional rewarming techniques.
View Article and Find Full Text PDFAnimals (Basel)
November 2024
State Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan 430062, China.
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