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1.
Crit Rev Food Sci Nutr ; 54(10): 1322-9, 2014.
Artigo em Inglês | MEDLINE | ID: mdl-24564589

RESUMO

In the contemporary society, diabetes mellitus is considered as a common, growing, serious, costly, and potentially preventable public health problem. It is forecasted that in 2030, the number of people with diabetes will go up from 117 million in 2000 to 366 million in 2030. The prevalence of diabetes will place a huge burden on health and financial structures of countries, and these will impact on individuals, as well as families and nations. Polysaccharides, para-aminobenzoic acid, fixed oils, sterol, proteins, and peptides are biologically active ingredients, which are found in pumpkins. The chemicals within pumpkins such as the fruit pulp, oil from ungerminated seeds, and protein from germinated seeds have hypoglycemic properties. Preliminary investigation showed that pumpkin seeds, and the macromolecules, therein, such as Trigonelline (TRG), Nicotinic acid (NA), and D-chiro-inositol (DCI), possess hypoglycemic properties and could assist in maintaining glycemic control.


Assuntos
Cucurbita/química , Hipoglicemiantes/farmacologia , Sementes/química , Alcaloides/química , Alcaloides/farmacologia , Animais , Glicemia/metabolismo , Diabetes Mellitus/tratamento farmacológico , Humanos , Inositol/química , Inositol/farmacologia , Niacina/química , Niacina/farmacologia
2.
Radiol Case Rep ; 17(10): 3669-3673, 2022 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-35936885

RESUMO

Acute transverse myelitis is an inflammatory condition covering the entire cross section of the spinal cord, spreading on two or more vertebral segments, without evidence of a compressive lesion. This shows clinically as an acute or subacute onset of paraparesis, lower limb paresthesia, sensory deficits, and impaired sphincter function. Mycobacterium tuberculosis is exceedingly rare cause of this inflammation, with a mechanism still not fully understood. The main etiologies are thought to be an abnormal activation of the immune system against the neuronal cells of the medulla, direct inoculation of the bacillus, and the toxic effect of the antitubercular medications on the spinal cord. We present the case of a 26-year-old male patient with acute symptoms of transverse myelitis and presence of miliary tuberculosis of the lungs. The purpose of this case report is to put the emphasis on the importance of distinguishing the characteristics of tubercular lesions on imaging modalities, especially on magnetic resonance imaging, in the differential diagnosis of tuberculosis as a rare but profoundly serious cause of acute transverse myelitis.

3.
Radiol Case Rep ; 17(11): 4152-4155, 2022 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-36105843

RESUMO

Superficial siderosis of the central nervous system is a chronic condition characterized by hemosiderin deposition in the brain and spinal cord. It's diagnosed by brain MRI. It can be caused by low-grade extravasation of blood into the subarachnoid space of the brain. There are 2 types of superficial siderosis cortical and infratentorial. Although asymptomatic in many cases; Cerebellar-predominant siderosis, a subtype of infratentorial, can affect hearing, gait, and even muscles. In this report, we present a case of a 51-year old female with complaints of hearing loss, unsteadiness in his lower limb, and spastic paresis. During MRI neuroimaging, we noticed findings of hypointensity areas within the brainstem and cerebellum, probably due to hemosiderin deposition. Based on the MRI findings, the patient was diagnosed with superficial siderosis. The patient was started on deferiprone and followed for the consecutive 18 months. Moderate improvement of the hearing loss and ataxia was noted while no change in muscle force. However, the repetitive MRI did not reveal any changes compared to the previous one.

4.
Food Chem ; 134(4): 1919-25, 2012 Oct 15.
Artigo em Inglês | MEDLINE | ID: mdl-23442639

RESUMO

Pumpkin, a member of the Cucurbitaceae family has been used frequently as functional medicines for therapeutic use. Several phytochemicals such as polysaccharides, phenolic glycosides, 13-hydroxy-9Z, 11E-octadecatrienoic acid from the leaves of pumpkin, proteins from germinated seeds, have been isolated. Here the influence of pH, ionic strength, and temperature on the properties and stability of oil bodies from pumpkin (Cucurbita) were determined with a view to patterning oil body size and structure for future therapeutic intervention. Oil bodies from pumpkin seeds were extracted, isolated, characterised using optical microscopy, zeta potential and particle size distribution obtained. During microscopic analysis, the oil bodies were more intact and in an integrated form at the time of extraction but were ruptured with time. Water extracted oil bodies were spherical for all four layers where cream had larger oil bodies then upper curd. Lower curd and supernatant had considerably smaller size with lower curd densely packed and seemed to be rich in oil bodies than any of the four layers. At pH 3, in the absence of salt, the zeta potential is approximately +30 mV, but as the salt concentration increases, the ζ potential rises at 10 mM but then decreases over the salt range. This trend continues for the upper curd, lower curd and the supernatant and the degree of the reduction (mV) in zeta potential is of the order cream

Assuntos
Cucurbita/química , Óleos de Plantas/química , Óleos de Plantas/isolamento & purificação , Sementes/química , Temperatura Alta , Concentração de Íons de Hidrogênio , Tamanho da Partícula
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