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1.
Sci Rep ; 14(1): 3570, 2024 02 12.
Artigo em Inglês | MEDLINE | ID: mdl-38347011

RESUMO

White blood cells (WBCs) play a vital role in immune responses against infections and foreign agents. Different WBC types exist, and anomalies within them can indicate diseases like leukemia. Previous research suffers from limited accuracy and inflated performance due to the usage of less important features. Moreover, these studies often focus on fewer WBC types, exaggerating accuracy. This study addresses the crucial task of classifying WBC types using microscopic images. This study introduces a novel approach using extensive pre-processing with data augmentation techniques to produce a more significant feature set to achieve more promising results. The study conducts experiments employing both conventional deep learning and transfer learning models, comparing performance with state-of-the-art machine and deep learning models. Results reveal that a pre-processed feature set and convolutional neural network classifier achieves a significantly better accuracy of 0.99. The proposed method demonstrates superior accuracy and computational efficiency compared to existing state-of-the-art works.


Assuntos
Leucemia , Leucócitos , Humanos , Redes Neurais de Computação , Algoritmos
2.
J Int Med Res ; 50(9): 3000605221119656, 2022 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-36068687

RESUMO

OBJECTIVES: The present study aimed to investigate the status of abnormalities in thyroid-related hormones, lipid profile parameters and total proteins in the sera of patients suffering from various metabolic disorders. METHODS: To analyze the study parameters, enzyme-linked immunosorbent assays, Bradford assays and standard clinical kits and methods were applied. Data were analyzed through the appropriate statistical tests. RESULTS: In all subjects except those with hypotension, thyroid-stimulating hormone, total cholesterol and low-density lipoprotein were elevated, whereas triiodothyronine levels were downregulated. Thyroxin was downregulated in subjects with diabetes and symptomatic thyroiditis but upregulated in patients with hypertension. High-density lipoprotein was upregulated in men who were diabetic only, and total protein was downregulated in those with hypotension only. Hypothyroidism in patients with diabetes, symptomatic thyroiditis and hypertension was correlated with dyslipidemia. In subjects with hypertension, it was correlated with total protein. CONCLUSION: This study revealed a link between hypothyroidism, dyslipidemia and total protein in patients with various metabolic disorders.


Assuntos
Dislipidemias , Hipertensão , Hipotensão , Hipotireoidismo , Tireoidite , Dislipidemias/complicações , Humanos , Hipertensão/complicações , Masculino , Hormônios Tireóideos , Tireotropina
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