27 research outputs found

    Minutiae Based Thermal Human Face Recognition using Label Connected Component Algorithm

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    In this paper, a thermal infra red face recognition system for human identification and verification using blood perfusion data and back propagation feed forward neural network is proposed. The system consists of three steps. At the very first step face region is cropped from the colour 24-bit input images. Secondly face features are extracted from the croped region, which will be taken as the input of the back propagation feed forward neural network in the third step and classification and recognition is carried out. The proposed approaches are tested on a number of human thermal infra red face images created at our own laboratory. Experimental results reveal the higher degree performanceComment: 7 pages, Conference. arXiv admin note: substantial text overlap with arXiv:1309.1000, arXiv:1309.0999, arXiv:1309.100

    Acute Oxalate Nephropathy Due to Bilimbi Poisoning: A Case Report

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    Background: The concentrated juice made from Averrhoa bilimbi is rich in oxalic acid. It can cause acute oxalate nephropathy by blocking the tubules with calcium oxalate crystals. Case: An elderly woman was admitted to the hospital with a history of swelling of the legs, facial puffiness, and abdominal distention. Her biochemical study revealed features of acute renal failure. She gave history of taking half liter of bilimbi juice. Renal biopsy confirmed it was a case of acute oxalic nephropathy, which made it the second case of acute oxalic nephropathy due to ingestion of bilimbi juice ever reported from Bangladesh.Conclusion: It is not safe to consume high oxalate-containing fruits in large quantities

    Effects of Diabetes on pulmonary function tests in COPD Patient

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    COPD (chronic obstructive pulmonary disease) is a condition caused by abnormalities in the inflammatory responses of the lungs to irritable particles or gases. This is an irreversible condition that progresses in later years.Diabetes patients have an increased risk of developing abnormal lung functioning and also in conditions of COPD it even worsens the condition, up to 1.6-16% of the COPD population were affected due to diabetes mellitus.Many studies also suggest that the lungs are a target organ in diabetes and glycemic exposure may be a causation factor for reduced lung function. Systemic inflammation, hypoxemia, oxidative stress, altered gas exchange, and changes in lung tissues were the major impacts on the respiratory system which were induced by hypoglycemia. In this study, we aimed to assess the lung functioning in COPD patients with diabetes by performing the pulmonary functions test like spirometry by obtaining the values of FVC, FEV1, FEV/FVC, and PEF thereby analyzing the level of lung dysfunction that has been done. Patients were includes of both genders and were divided into two groups depending on their disease group 1 includes COPD and group 2 includes COPD with DM considering twenty members in each group. Our study results show that diabetes worsens the lung functioning in COPD than it already is, it may also cause respiratory collapse if untreated

    Investigation of photocatalytic and DNA interaction of novel heterostructured GO/Bi2O3/ZnO nanocomposite

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    In the present work, we synthesize novel heterostructured nanocomposites of GO/Bi2O3/ZnO (GBZ), GO/Bi2O3 and GO/ZnO adopting by solid state method and using nano graphene oxide (GO), Bismuth oxide (Bi2O3) and Zinc oxide (ZnO). The desire synthesized nanocomposites were characterized and established by UV–visible spectroscopy, X-ray diffraction (XRD), Scanning electron microscopy (SEM), Transmission electron microscopic (TEM) and Furrier transform infrared spectroscopy (FT-IR) techniques. The average grain, particle and crystallite sizes of GBZ were found to be 100 ± 5, 50 ± 2 and 48 ± 2 nm, respectively. The most exciting feature of the compositions is that the nanoparticles were distinctly shaped with effective photocatalytic activity against crystal violet (CV) degradation in the presence of sunlight under normal conditions. Among all the composites, GBZ has more catalytic degradation efficiency (85 %) than other catalysts, including different dyes and its rate constant (k) is 17.8 × 10−3min−1 against CV. This study also includes the common ion effect of the catalysts. The GBZ was easily recoverable by a simple filtration method and recycled without significant loss of photocatalytic activity. In the present work we first time report the DNA interactions with GBZ and show good binding results with a distinctly red shift from 258.34 to 269.32 nm. The advantages of these nanocomposites were synthetic process, high yield, solvent-free condition, reusable, cost-effective, nontoxic, short-time reaction and less hazardous materials under a green context

    Evaluation of Selected Flavonoids for the Anthelmintic and Skeletal Muscle Relaxant Activity using Animal Models

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    Most fruits and vegetables contain flavonoids, a type of phytonutrient. As well as carotenoids, they're responsible for fruits and vegetable brilliant hues. Some other phytonutrients such as flavonoids are strong antioxidants with anti-inflammatory and immune properties. There are many flavonoids, including anthocyanins, flavones, flavonols, flavonoids, and isoflavonoids. Quercetin and chrysin were chosen for the investigation. Humans and other animals can contract Helminthiasis (helminthiases), sometimes known as worm infection. Tapeworms, roundworms, and flukes are only a few of the parasites that exist. Skeletal muscle relaxants are used to treat spasticity caused by upper motor neuron syndromes and muscle discomfort or musculoskeletal spasms created by peripheral disturbances. Samples of quercetin and chrysin were generated in the presence of 0.5% SCMC suspension at concentrations of 10, 20, 30, and 40 mg/ml, and then analyzed. To keep track of photocell beam disruptions, a six-digit counter was utilized (locomotor activity). It was time to turn on the actophotometer and examine the locomotor behavior of each rat for five minutes. The basal activity levels of all the animals were recorded. Keywords: Flavonoids, Anthelmintic, Skeletal Muscle relaxant, animal model

    Investigation on the performance of LDDS using biomass-based wood shaving as the packing material

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    Current work emphasises the counter flow liquid desiccant dehumidification system (LDDS) that uses a novel fabricated packing frame filled with biomass-based wood shaving material which used Calcium chloride as liquid desiccant. Experiments are carried out by varying mass flow rate, temperature, and concentration. Various dehumidification performance parameters such as moisture removal rate (MRR), Coefficient of performance, Dehumidification efficiency, mass transfer coefficient, change in humidity, and air temperature are studied. System gave an increased dehumidification performance at high concentration and low inlet temperature of the desiccant. Results revealed that when the flow rate is maintained between 0.5 and 0.55 Litres per minute, optimised performance parameters like energy consumption, MRR, COP, dehumidification efficiency are 662 Watts, 0.57 g/s, 2.7, 54% correspondingly

    Evaluating Aged Consumers Insight Regarding Modern Medicine and Traditional Medicine

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    The term traditional medicine is used to explain the traditional medical practice that has been in existence even before the advent of modern medicine. It is widely accepted and used in the prevention and treatment of physical and mental treatment as well as a social imbalance. There seem to be limits to the development of new drugs based exclusively on modern technologies. Since the 1980s, the pharmaceutical industry has tended to use high throughput synthesis and drug development based on combinatorial chemistry in developing new drugs/medicines. However, significant efforts in this direction have not resulted in the drug's expected productivity. Some large pharmaceutical companies are facing significant challenges in developing new products. Our study was to evaluate the aged population's insight regarding traditional medicine and modern medicine. It was a prospective study with duration of three months from February 2021 to April 2021. The study was conducted in the population in and around Vijayawada. A total of 400 samples were collected. Generally, nowadays people are not aware of traditional medicines even if they are inexpensive when compared to modern drugs.  So we conducted this study to know the knowledge of aged peoples on traditional medicine and to know their perception regarding both modern medicine and traditional medicine. Keywords: Traditional medicine, Modern medicine, Natural, Aged, Population

    Experimental investigation of humidification parameters using biomass-based charcoal as an alternative packing material

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    Due to the increase in human population, there is an ever-increasing demand for energy in different sectors which leads to environmental problems like climate change, rise in temperature, and global catastrophes. Cooling systems have become a very essential element in recent decades for mankind. The present system focuses on the design and fabrication of a counter-flow humidification setup which uses biomass-based charcoal as the packing material. Air velocity and water flow rate have been varied along with the density of charcoal. Output parameters such as a change in pressure (ΔP), Coefficient of performance (COP), evaporation rate (ER), humidification efficiency (HE), specific cooling capacity (SCC), and energy consumption (EC) are evaluated. Performance parameters obtained for charcoal are compared with that of standard Celdek Packing. Through experiments, it is found that humidification efficiencies for Celdek and charcoal packing are 77.45% and 57.40% respectively. The overall coefficient of performance obtained is 1.41 for charcoal and 3.17 for Celdek packing. Among the three densities which were considered, charcoal packing with a density of 400 kg/m3 exhibited higher performance with respect to COP, HE, ER, and SCC. Similarly, a water flow rate of 0.4 lpm gave a maximum performance and 0.7 lpm gave the least. It is concluded that charcoal can be considered one of the highly efficient biomass-based materials contributing to sustainable energy related to cooling applications
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