Ключевые слова: 400x, abstract, background, blood, blue, cancer, care, cell, cells, circle, crenated, examination, field, health, healthcare, high, human, laboratory, life, magnification, medical, medicine, microscope, microscopic, normal, power, red, science, shape, specimen, sphere, stem, structure, technology, test, transparent, under, urinalysis, urine, virus, white,