نتایج جستجو برای: damage accumulation

تعداد نتایج: 366832  

Journal: :E3S web of conferences 2021

The efficiency of the process grinding meat and bone feed depends on a number design technological parameters grinder operation. One most significant issues at same time least studied one is influence cycles loading with working bodies grinders particle size finished feed. To study this issue, authors proposed method for modeling using stochastic B-model cumulative damage, which based an unders...

Objective: To evaluate low-molecular-weight (LMW) DNA as possible prognostic biomarker in acute ischemic and hemorrhagic stroke. Methods:  LMW DNA samples were isolated from plasma and cerebrospinal fluid by phenol deproteinization, analyzed by gradient polyacrylamide electrophoresis and quantified by spectrophotometry. Results: Two common types of the stroke, ischemic and hemorrhagic, differ...

Journal: :Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 2018

Journal: :EMBO reports 2012
Maikel Castellano-Pozo Tatiana García-Muse Andrés Aguilera

R-loops are harmful structures with a negative impact on transcription and recombination during mitosis, but no information exists for meiosis. We used Saccharomyces cerevisiae and Caenorhabditis elegans THO mutants as a tool to determine the consequences of R-loops in meiosis. We found that both S. cerevisiae and C. elegans THO mutants show defective meiosis and an impairment of premeiotic rep...

Journal: :bulletin of emergency and trauma 0
farooq ahmad ganie department of cardiovascular and thoracic surgery, sher-i-kashmir institute of medical sciences (skims), soura, kashmir, india. hafeezulla lone department of cardiovascular and thoracic surgery, sher-i-kashmir institute of medical sciences (skims), soura, kashmir, india. ghulam nabi lone department of cardiovascular and thoracic surgery, sher-i-kashmir institute of medical sciences (skims), soura, kashmir, india. mohd lateef wani department of cardiovascular and thoracic surgery, sher-i-kashmir institute of medical sciences (skims), soura, kashmir, india. shyam singh department of cardiovascular and thoracic surgery, sher-i-kashmir institute of medical sciences (skims), soura, kashmir, india. abdual majeed dar department of cardiovascular and thoracic surgery, sher-i-kashmir institute of medical sciences (skims), soura, kashmir, india.

lung contusion is an entity involving injury to the alveolar capillaries, without any tear or cut in the lung tissue. this results in accumulation of blood and other fluids within the lung tissue. the excess fluid interferes with gas exchange leading to hypoxia. the pathophysiology of lung contusion includes ventilation/perfusion mismatching, increased intrapulmonary shunting, increased lung wa...

Journal: :Journal of biomechanics 2009
Matthew D Landrigan Ryan K Roeder

Accumulation of fatigue microdamage in cortical bone specimens is commonly measured by a modulus or stiffness degradation after normalizing tissue heterogeneity by the initial modulus or stiffness of each specimen measured during a preloading step. In the first experiment, the initial specimen modulus defined using linear elastic beam theory (LEBT) was shown to be nonlinearly dependent on the p...

2017

Provoking plasticity of response of p53 involves mutations of the p53 gene within the further contextual accumulation of p53 protein within the cell cytoplasm. Activation of wild-type p53 gene and protein includes various post-translational modifications including specific phosphorylation and mutability performance of the core DNA binding domain in particular. Rigorous characterization and re-c...

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