scholarly journals (–)-Epicatechin gallate serves as a novel new delhi metallo-β-lactamase-1 (NDM-1) inhibitor

2021 ◽  
Vol 29 (9) ◽  
pp. 716-724
2020 ◽  
Vol 18 (21) ◽  
pp. 4024-4028
Author(s):  
David D. S. Thieltges ◽  
Kai D. Baumgarten ◽  
Carina S. Michaelis ◽  
Constantin Czekelius

Electronically modified, fluorinated catechins and epicatechins are enantioselectively synthesized in a short, convergent sequence via kinetic resolution.


Author(s):  
Harimohan Garg ◽  
Haritej Anand Khirawari ◽  
Sona Priyadarshi

Background: Pancytopenia is diagnosed when there is a reduction in all three hematopoietic cell lines. Till date there is limited number of studies on the frequency of various causes of pancytopenia. Of these some have been reported from the Indian subcontinent. There appears to be a changing spectrum of pancytopenia over the past two decades. The objective was to study the etiopathological spectrum of adult patients with pancytopenia over a period of one and half year. Methods: The Prospective and retrospective observational study was conducted in the Department of Family Medicine, Batra Hospital and Medical Research Centre, New Delhi.  A total of 120 Patients were included in the study. All patients gave their consent to take part in the study and were subjected to a questionnaire regarding symptoms, past relevant history, lifestyle and detailed clinical examination and investigations as mentioned in materials and methods. Results: Six broad diagnostic groups could be identified in adults with pancytopenia. Megaloblastic anemia (D1) was the largest group comprising 57.5% of all patients. 11.7% of patients with pancytopenia were diagnosed as Aplastic anemia (D2).11.7% of patients with pancytopenia were diagnosed as leukemia/lymphoma (D3) such as lymphoma (1), metastatic anaplastic carcinoma (1), acute leukemia (11), and metastatic gastric carcinoma (1). 15% of patients with pancytopenia were diagnosed with infections (D4) such as complicated malaria cases (7), HIV (5), disseminated tuberculosis (4), viral (2). We also encountered (D5) 0.8% was Myelophthisis/Storage disorder as myelodysplastic syndrome (1) and 3.3% were other (D6) as reactive marrow (4). Conclusion: Pancytopenia is not a disease itself. It is a hematological feature of varying etiology with slight male preponderance. Megaloblastic anemia along with mixed nutritional anemia is leading cause of pancytopenia in India followed by infections being second and aplastic anemia and acute leukemia being third common causes. Keyword: Pancytopenia, Megaloblastic anemia, Nutritional anemia.


2019 ◽  
Vol 2 (2) ◽  
pp. 96-101
Author(s):  
Kota Noda ◽  
Eisuke Kato ◽  
Jun Kawabata

Diabetes is a chronic disease characterized by elevated blood glucose level.Reducing carbohydrate absorption from the intestinal tract is an effective strategy to control post-meal blood glucose level. Inhibition of intestinal α-glucosidase, involved in digestion of carbohydrates, is known as an approach to accomplish this. On the other hand, reduction of α-glucosidase amount is expected to work in the similar manner. However, none of the previousstudy pursues this approach. A convenient assay was developed to evaluate α-glucosidase amount employing Caco-2 cells, the intestinal epithelial cell model reported to express α-glucosidase. Sixty plants were screened and two candidate plants, Calluna vulgaris and Perilla frutescens var. crispa were found to reduce α-glucosidase expression. C. vulgaris extract was subjected to activity guided isolation. Proanthocyanidin was identified as the active principle which was analyzed by thiol decomposition to reveal the components as a mixture ofcatechin, epicatechin, epigallocatechin, and A type procyanidin dimer. The proanthocyanidin suppressed about 30% of α-glucosidase amount evaluated through convenient assay, and suppressed bulk of mRNA expression level of sucrase-isomaltase (SI) at 0.125 mg/mL. Several flavan-3-ol monomers were also tested, and epicatechin gallate and epigallocatechin gallate were found to suppress α-glucosidase amount significantly.


2007 ◽  
Vol 10 (3) ◽  
pp. E231-E234 ◽  
Author(s):  
Balram Airan ◽  
Sachin Talwar ◽  
Shiv Choudhary ◽  
Akshay Bisoi ◽  
Ujjwal Chowdhury ◽  
...  

2011 ◽  
Vol 3 (7) ◽  
pp. 132-133
Author(s):  
Dr. Harjindar Pal Singh Saluja Dr. Harjindar Pal Singh Saluja ◽  
◽  
Dr. Ravish Kumar Soni ◽  
Smt. Sangita Sakvar Mahuriya ◽  
Dr. Harjeet Singh Bhatiya
Keyword(s):  

PEDIATRICS ◽  
2016 ◽  
Vol 137 (Supplement 3) ◽  
pp. 409A-409A
Author(s):  
M. Earth Hasassri ◽  
Thomas G. Boyce ◽  
Robin Patel ◽  
Ritu Banerjee
Keyword(s):  

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