S. Chowdhury

ORCID: 0000-0003-1279-3442
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Research Areas
  • Plant Disease Resistance and Genetics
  • Wheat and Barley Genetics and Pathology
  • Plant-Microbe Interactions and Immunity
  • Plant Pathogens and Fungal Diseases
  • Plant Pathogenic Bacteria Studies
  • Plant Disease Management Techniques
  • Crop Yield and Soil Fertility
  • Genetics and Plant Breeding
  • Plant Virus Research Studies
  • Banana Cultivation and Research
  • Plant tissue culture and regeneration
  • Plant Genetic and Mutation Studies
  • Fungal Plant Pathogen Control
  • Mycotoxins in Agriculture and Food
  • Agriculture, Plant Science, Crop Management
  • Nanoparticles: synthesis and applications
  • Agricultural Practices and Plant Genetics
  • Sesame and Sesamin Research
  • Oral Health Pathology and Treatment
  • GABA and Rice Research
  • Agricultural Science and Fertilization
  • Plant Pathogens and Resistance
  • Plant Physiology and Cultivation Studies
  • Lymphoma Diagnosis and Treatment
  • Papaya Research and Applications

CMR University
2024

Prisma Health
2023-2024

Botanical Survey of India
2024

Gauhati University
2024

Dr. D.Y. Patil Vidyapeeth, Pune
2023-2024

Sylvester Comprehensive Cancer Center
2024

Fred Hutch Cancer Center
2024

City Of Hope National Medical Center
2024

Moffitt Cancer Center
2024

City of Hope
2024

BackgroundIncorporating brentuximab vedotin into the treatment of advanced-stage classic Hodgkin's lymphoma improves outcomes in adult and pediatric patients. However, increases toxic effects adults, more than half patients who receive drug undergo consolidative radiation, relapse remains a challenge. Programmed death 1 blockade is effective lymphoma, including preliminary studies involving previously untreated patients.MethodsWe conducted phase 3, multicenter, open-label, randomized trial...

10.1056/nejmoa2405888 article EN New England Journal of Medicine 2024-10-16

Abstract In recent years, green synthesis of nanoparticles, i.e., synthesizing nanoparticles using biological sources like bacteria, algae, fungus, or plant extracts have attracted much attention due to its environment-friendly and economic aspects. The present study demonstrates an eco-friendly low-cost method biosynthesis silver cell-free filtrate phytopathogenic fungus Macrophomina phaseolina . UV-visible spectrum showed a peak at 450 nm corresponding the plasmon absorbance nanoparticles....

10.1186/1556-276x-9-365 article EN cc-by Nanoscale Research Letters 2014-07-26

Infection stages of charcoal rot fungus Macrophomina phaseolina in sesame revealed for the first time a transition from biotrophy via BNS (biotrophy-to-necrotrophy switch) to necrotrophy as confirmed by transcriptional studies. Microscopy using normal and GFP-expressing pathogen showed typical constricted thick intercellular bitrophic hyphae which gave rise thin intracellular necrotrophic during this stage was delayed resistant host. Results also show that switched its strategy infection,...

10.1038/s41598-017-17248-7 article EN cc-by Scientific Reports 2017-12-04

Osmotin-like proteins (OLPs), of PR-5 family, mediate defense against abiotic, and biotic stresses in plants. Overexpression sesame an OLP gene (SindOLP), enhanced tolerance drought, salinity, oxidative stress, the charcoal rot pathogen. SindOLP was expressed all parts localized to cytosol. The transgenic plants recovered after prolonged drought salinity showing less electrolyte leakage, more water content, longer roots, smaller stomatal aperture compared control There increase osmolytes,...

10.3389/fpls.2017.00410 article EN cc-by Frontiers in Plant Science 2017-03-27

Abstract The effect of arsenate with or without phosphate on the growth and metabolism in rice seedlings cv. MTU1010 was studied. In test, arsenic more toxic for root growth, than shoot where hairs were fewer short, roots characteristically stubby, brittle tips gradually turned brown. Arsenic caused damage to epidermal cells aerenchymatous cortex. level total chlorophyll, chlorophyll-a, chlorophyll-b fluorescence intensity decreased treated seedlings. toxicity affected activities different...

10.1080/17429140903487552 article EN Journal of Plant Interactions 2010-03-30

Background: The addition of BV to initial chemotherapy improves outcomes in adult and pediatric patients (pts) with AS HL. However, frontline adds toxicity, most pts receive radiation therapy (RT), 7%–20% still develop relapsed/refractory (RR) PD-1 pathway is central the pathogenesis HL blockade effective RR cooperative groups National Clinical Trials Network (NCTN) conducted randomized, phase 3 S1826 trial evaluate N-AVD versus BV-AVD newly diagnosed Methods: Eligible were ≥12 years (y)...

10.1002/hon.3163_5 article EN Hematological Oncology 2023-06-01

In 1971, the genocidal campaign initiated by Pakistani military against people of then East Pakistan (current Bangladesh) began with Operation Searchlight on 25 March. To characterize events 1971 as ‘genocide’ under international law, it is essential to determine both ‘intent’ and ‘targeted groups’, which, this article argues, are embedded within planning Searchlight. This outlines historical background examines how contains elements that constitute ‘genocide’. Just proving a targeted group...

10.36948/ijfmr.2025.v07i01.37522 article EN cc-by-sa International Journal For Multidisciplinary Research 2025-02-28

This study characterized the early infection and establishment of sheath blight pathogen Rhizoctonia solani on a tolerant rice variety, Swarnadhaan ( IET 5656), susceptible Swarna MTU 7029). Assays using whole plants showed that disease severity was higher in than Swarnadhaan. In detached leaf assay, index 50% less with Swarna. exhibited different growth behaviour varieties. The more hyphal host variety. It also profuse branching, making intimate contact surface to form inter‐ intracellular...

10.1111/ppa.12502 article EN Plant Pathology 2016-01-05

Biosynthesis of gold nanoparticles distinct geometric shapes with highly functional protein coats without additional capping steps is rarely reported. This study describes green synthesis protein-coated for the first time from edible, mycorrhizal fungus Tricholoma crassum (Berk.) Sacc. The were size range 5-25 nm and different shapes. Spectroscopic analysis showed red shift absorption maxima longer reaction period during production blue increase in pH. These characterized spectroscopy, SEM,...

10.1186/s11671-018-2561-y article EN cc-by Nanoscale Research Letters 2018-05-16

Bulbophyllum densiflorum Rolfe, Sarcanthus williamsonii Reichb. f., Panisea tricallosa Rolfe and amplifolium (Rolfe) comb. nov. new records for Bhutan; B. leopardinum Lindl. var. tuberculatum are described with illustrations, as also the imperfectly known Pholidota imbricata sessilis Hook. f.

10.20324/nelumbo/v9/1967/76059 article EN Nelumbo 2024-05-20

Summary In experiments harvested in 1985 and 1986 the grain yields of 61 F 1 hybrids among winter wheat varieties advanced breeding lines were 5·9% greater than best parents. a trial with 430 1986, yielded 3·6% more Among these heterosis for yield was greatest those from lowest yielding This result is taken to indicate that genotypes most genes high have been fixed highest The had slightly fewer ears/m 2 , but grains per ear heavier They straw as well grain. results are compared other...

10.1017/s0021859600085038 article EN The Journal of Agricultural Science 1989-04-01

Castor bean (Ricinus communis, Euphorbiaceae), has a wide range of medicinal properties and grows in diverse agroclimatic zones India. During survey May-June 2023, 30 diseased castor plants, were sampled from three locations (ten per location) the district Pune, Maharashtra: Wakad (18.6011° N, 73.7641° E), Baner (18.5590° 73.7868° E) Pimpri (18.6298° 73.7997° E). The plants exhibited symptoms consistent with begomovirus infection, i.e. leaf curling crinkling occasional yellowing lamina...

10.1002/ndr2.12290 article EN New Disease Reports 2024-06-28

The active site of a protein folding reaction is in domain V the 23S rRNA bacterial ribosome and its homologs other organisms. This has long been known as peptidyl transferase center. Domain Bacillus subtilis split into two segments, more conserved large loop (RNA1) rest (RNA2). These segments together act modulator well complete RNA. A number site-directed mutations were introduced RNA1 RNA2 B.subtilis, taking clues from reports these sites being involved various steps synthesis. For...

10.1093/nar/30.5.1278 article EN Nucleic Acids Research 2002-03-01

10.1016/s0007-1536(50)80081-5 article EN Transactions of the British Mycological Society 1950-01-01

10.1007/bf03049780 article EN Proceedings / Indian Academy of Sciences 1944-05-01
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