The direction of fluid flow in rabbits was studied in vivo by the distribution of fluorescein in eye structures. Fluorescein was administered into the central part of the lens. Fluorescein migrated from the anterior to posterior surface of the lens and then appeared in the vitreous body. Fluorescein did not migrate to the anterior surface and did not appear in the anterior chamber of the eye.
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http://dx.doi.org/10.1007/s10517-005-0209-2 | DOI Listing |
Biomimetics (Basel)
January 2025
College of Engineering, Design, and Physical Sciences, Brunel University London, Uxbridge UB8 3PH, UK.
The ability to control and manipulate biological fluids within microchannels is a fundamental challenge in biological diagnosis and pharmaceutical analyses, particularly when buffers with very high ionic strength are used. In this study, we investigate the numerical and experimental study of fluidic biochips driven by ac electrothermal flow for controlling and manipulating biological samples inside a microchannel, e.g.
View Article and Find Full Text PDFFront Aging Neurosci
January 2025
Department of Neurology, The First Affiliated Hospital of Anhui Medical University, Hefei, Anhui, China.
Introduction: Cerebral small vessel disease (CSVD) is a chronic systemic degenerative disease affecting small blood vessels in the brain, leading to cognitive impairments. Transcranial direct current stimulation (tDCS), a non-invasive brain stimulation technique that applies low electrical currents to the scalp, shows promise in treating cognitive and movement disorders. However, further clinical evaluation is required to assess the long-term effects of tDCS on neuroplasticity and gait in patients with CSVD.
View Article and Find Full Text PDFNMC Case Rep J
December 2024
Department of Neurology, The Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Shunt dependence syndrome is a serious long-term complication characterized by symptoms and signs of increased intracranial pressure with normal-sized lateral ventricles after several years of arachnoid cyst-peritoneal shunting. It is easy to misdiagnose and overlook when combined with sinus stenosis, thus delaying treatment. Here, we present a 35-year-old man with an unexplained headache and binocular horizontal diplopia with high intracranial pressure.
View Article and Find Full Text PDFJ Neurol
January 2025
Department of Neurobiology and Behavior, University of California Irvine, Irvine, CA, USA.
Fluid biomarkers play important roles in many aspects of neurodegenerative diseases, such as Huntington's disease (HD). However, a main question relates to how well levels of biomarkers measured in CSF are correlated with those measured in peripheral fluids, such as blood or saliva. In this study, we quantified levels of four neurodegenerative disease-related proteins, neurofilament light (NfL), total tau (t-tau), glial fibrillary acidic protein (GFAP) and YKL-40 in matched CSF, plasma and saliva samples from Huntingtin (HTT) gene-positive individuals (n = 21) using electrochemiluminescence assays.
View Article and Find Full Text PDFZhongguo Gu Shang
January 2025
Department of Orthopaedics, Sir Run Run Shaw Hospital, Hangzhou 310016, Zhejiang, China.
Objective: To observe the clinical outcomes of anterior approach for the revision surgery following unsuccessful bone cement augmentation in osteoporotic vertebral compression fractures.
Methods: A total of 10 patients who experienced unsuccessful bone cement augmentation underwent anterior revision surgery between January 2020 and December 2021. There were 2 males and 8 females.
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