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Pavan Kumar,Manish Kumar Chatli,Nitin Mehta,Om Prakash Malav,Akhilesh Kumar Verma,Devendra Kumar,Manjeet Rathour 한국축산식품학회 2018 한국축산식품학회지 Vol.38 No.3
The present study was undertaken to assess the efficacy of sapota powder (SP) as natural preservatives and its better utilization in food processing with the incorporation of various levels of SP (2, 4, and 6%) by replacing lean meat. Based on the sensory attributes, pork patties with 4% incorporation of SP was found optimum and selected for further storage studies with control under aerobic and modified atmosphere packaging at refrigeration temperature (4±1℃) for 42 days for assessing its antioxidant and antimicrobial efficiency. During entire storage period, indicators of lipid oxidative parameters such as thiobarbituric acid reactive substances (TBARS), free fatty acids (FFA) and peroxide value (PV) followed an increasing trend for control as well as treated products; however, treated product showed a significantly (p<0.05) lower value than control. A significantly lower (p<0.05) microbial count in treated patties than control was noted during entire storage. The sensory attributes are better retained in treated product as compared to control and even on 42nd day, overall acceptability of treated patties was found to fall in moderately acceptable category (5.95 in aerobic packets and 5.91 in modified atmosphere packets). Therefore SP has potential to enhance antioxidant and antimicrobial properties of pork patties during storage.
Kumar, Manjeet,Yun, Ju-Hyung,Bhatt, Vishwa,Singh, Bikramjeet,Kim, Joondong,Kim, Joohn-Sheok,Kim, Byung Soo,Lee, Chang Yeon Elsevier 2018 ELECTROCHIMICA ACTA Vol.284 No.-
<P><B>Abstract</B></P> <P>In this article, different sized CeO<SUB>2</SUB> nanoparticles were synthesized using one step low-cost solvothermal method with various reaction time. Defect states were induced due to the reduction of Ce<SUP>4+</SUP> into Ce<SUP>3+</SUP> valence state. X-ray photoelectron spectroscopy results recommend that Ce<SUP>3+</SUP> valence states and defects in the form of oxygen vacancies be present on the surface of CeO<SUB>2</SUB> nanoparticles. Such availability of oxygen vacancies provided high specific capacitance 142.5 Fg<SUP>-1</SUP> at a current density of 0.25 Ag<SUP>-1</SUP> in three electrode system using 1 M Na<SUB>2</SUB>SO<SUB>4</SUB> electrolyte. There is an increase in faradaic reactions taken place on the surface which is attributed to the high surface area, more oxygen vacancies, and increased diffusion rate. The highest energy density is obtained to be ∼12.68 Wh/kg, and the stability result confirmed that the capacitance retention is ∼75% after 1000 cycles of operation. These results indicate that CeO<SUB>2</SUB>@20h NPs is a potential candidate as electrode materials for supercapacitor applications due to their fast mutation between Ce<SUP>4+</SUP> to Ce<SUP>3+</SUP> oxidation state.</P>
Vinod Kumar Malik,Pooja Sangwan,Manjeet Singh,Pavitra Kumari,Niharika Shoeran,Navjeet Ahalawat,Mukesh Kumar,Harsh Deep,Kamla Malik,Preety Verma,Pankaj Yadav,Sheetal Kumari,Aakash,Sambandh Dhal 한국식물병리학회 2024 Plant Pathology Journal Vol.40 No.1
The oldest and most extensively cultivated form of millet, known as pearl millet (<i>Pennisetum glaucum</i> (L.) R. Br. Syn. <i>Pennisetum americanum</i> (L.) Leeke), is raised over 312.00 lakh hectares in Asian and African countries. India is regarded as the significant hotspot for pearl millet diversity. In the Indian state of Haryana, where pearl millet is grown, a new and catastrophic bacterial disease known as stem rot of pearl millet spurred by the bacterium <i>Klebsiella aerogenes</i> (formerly <i>Enterobacter</i>) was first observed during fall 2018. The disease appears in form of small to long streaks on leaves, lesions on stem, and slimy rot appearance of stem. The associated bacterium showed close resemblance to <i>Klebsiella aerogenes</i> that was confirmed by a molecular evaluation based on 16S rDNA and gyrA gene nucleotide sequences. The isolates were also identified to be <i>Klebsiella aerogenes</i> based on biochemical assays, where Klebsiella isolates differed in D-trehalose and succinate alkalisation tests. During fall 2021-2023, the disease has spread all the pearl millet-growing districts of the state, extending up to 70% disease incidence in the affected fields. The disease is causing considering grain as well as fodder losses. The proposed scale, consisting of six levels (0-5), is developed where scores 0, 1, 2, 3, 4, and 5 have been categorized as highly resistant, resistant, moderately resistant, moderately susceptible, susceptible, and highly susceptible disease reaction, respectively. The disease cycle, survival of pathogen, and possible losses have also been studied to understand other features of the disease.
Vinod Kumar Malik,Manjeet Singh,Karambir Singh Hooda,Naresh Kumar Yadav,Prashant Kumar Chauhan 한국식물병리학회 2018 Plant Pathology Journal Vol.34 No.2
Maize (Zea mays L.; 2N=20) is major staple food crop grown worldwide adapted to several biotic and abiotic stresses. Maydis leaf blight (MLB) and banded leaf and sheath blight (BLSB) are serious foliar fungal diseases may cause up to 40% and 100% grain yield loss, respectively. The present studies were undertaken to work out the efficacy of chemicals, botanicals and bioagents for the management of MLB and BLSB under field condition for two seasons Kharif 2014 and 2015. Five molecules (propiconazole 25 EC, hexaconazole 25 EC, carbendazim 50 WP, mancozeb 75 WP and carbedazim 12 WP + mancozeb 63 WP), two bioagents i.e. Trichoderma harzianum and T. viridae and three botanicals namely azadirachtin, sarpagandha and bel pathar were tested for their efficacy against MLB. Eight newer fungicides viz., difenconazole 250 SC, hexaconazole 5 EC, carbendazim 50WP, validamycin 3 L, tebuconazole 250 EC, trifloxystrobin 50 WG + tebuconazole 50 WG, azoxystrobin 250 EC and pencycuron 250 SC were evaluated against BLSB. Analysis revealed significant effects of propiconazole at 0.1%, carbendazim 12 WP + mancozeb 63 WP at 0.125% and sarpagandha leaves at 10% against MLB pathogen, whereas validamycin at 0.1% and trifloxystrobin 25 WG + tebuconazole 50 WG at 0.05% were found effective against BLSB. The slow rate of disease control virtually by the bioagents might have not shown instant effect on plant response to the yield enhancing components. The identified sources of management can be used further in strengthening the plant protection in maize against MLB and BLSB.
Ashish Kumar,Rama Komaragiri,Manjeet Kumar 대한의용생체공학회 2019 Biomedical Engineering Letters (BMEL) Vol.9 No.3
A joint time–frequency localized three-band biorthogonal wavelet fi lter bank to compress Electrocardiogram signals is proposedin this work. Further, the use of adaptive thresholding and modifi ed run-length encoding resulted in maximum datavolume reduction while guaranteeing reconstructing quality. Using signal-to-noise ratio, compression ratio (C R ), maximumabsolute error (E MA ), quality score (Q s ), root mean square error, compression time (C T ) and percentage root mean squarediff erence the validity of the proposed approach is studied. The experimental results deduced that the performance of theproposed approach is better when compared to the two-band wavelet fi lter bank. The proposed compression method enablesloss-less data transmission of medical signals to remote locations for therapeutic usage.
Efficient QRS complex detection algorithm based on Fast Fourier Transform
Ashish Kumar,Ramana Ranganatham,Rama Komaragiri,Manjeet Kumar 대한의용생체공학회 2019 Biomedical Engineering Letters (BMEL) Vol.9 No.1
An ECG signal, generally filled with noise, when de-noised, enables a physician to effectively determine and predict thecondition and health of the heart. This paper aims to address the issue of denoising a noisy ECG signal using the FastFourier Transform based bandpass filter. Multi-stage adaptive peak detection is then applied to identify the R-peak in theQRS complex of the ECG signal. The result of test simulations using the MIT/BIH Arrhythmia database shows highsensitivity and positive predictivity (PP) of 99.98 and 99.96% respectively, confirming the accuracy and reliability ofproposed algorithm for detecting R-peaks in the ECG signal.
Malik, Vinod Kumar,Singh, Manjeet,Hooda, Karambir Singh,Yadav, Naresh Kumar,Chauhan, Prashant Kumar The Korean Society of Plant Pathology 2018 Plant Pathology Journal Vol.34 No.2
Maize (Zea mays L.; 2N=20) is major staple food crop grown worldwide adapted to several biotic and abiotic stresses. Maydis leaf blight (MLB) and banded leaf and sheath blight (BLSB) are serious foliar fungal diseases may cause up to 40% and 100% grain yield loss, respectively. The present studies were undertaken to work out the efficacy of chemicals, botanicals and bioagents for the management of MLB and BLSB under field condition for two seasons Kharif 2014 and 2015. Five molecules (propiconazole 25 EC, hexaconazole 25 EC, carbendazim 50 WP, mancozeb 75 WP and carbedazim 12 WP + mancozeb 63 WP), two bioagents i.e. Trichoderma harzianum and T. viridae and three botanicals namely azadirachtin, sarpagandha and bel pathar were tested for their efficacy against MLB. Eight newer fungicides viz., difenconazole 250 SC, hexaconazole 5 EC, carbendazim 50WP, validamycin 3 L, tebuconazole 250 EC, trifloxystrobin 50 WG + tebuconazole 50 WG, azoxystrobin 250 EC and pencycuron 250 SC were evaluated against BLSB. Analysis revealed significant effects of propiconazole at 0.1%, carbendazim 12 WP + mancozeb 63 WP at 0.125% and sarpagandha leaves at 10% against MLB pathogen, whereas validamycin at 0.1% and trifloxystrobin 25 WG + tebuconazole 50 WG at 0.05% were found effective against BLSB. The slow rate of disease control virtually by the bioagents might have not shown instant effect on plant response to the yield enhancing components. The identified sources of management can be used further in strengthening the plant protection in maize against MLB and BLSB.