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19th century printed reproduction of a still life believed to be a circa 1832 Niépce physautotype (glass original accidentally destroyed circa 1900) [1]. The physautotype (from French, physautotype) was a photographic process, invented in the course of his investigation of heliography, by Joseph Nicéphore Niépce and Louis Jacques Mandé Daguerre [2] in 1832, in which images were produced by ...
In 1829 French artist and chemist Louis Daguerre, when obtaining a camera obscura for his work on theatrical scene painting from the optician Chevalier, was put into contact with Nicéphore Niépce, who had already managed to make a record of an image from a camera obscura using the process he invented: heliography. [14] Daguerre met with ...
Louis-Jacques-Mandé Daguerre (/ d ə ˈ ɡ ɛər / ⓘ də-GAIR; French: [lwi ʒɑk mɑ̃de daɡɛʁ]; 18 November 1787 – 10 July 1851) was a French scientist, artist and photographer, recognized for his invention of the eponymous daguerreotype process of photography. He became known as one of the fathers of photography.
[10]: 5 Niépce corresponded with the inventor Louis Daguerre, and the pair entered into a partnership to improve the heliographic process. Niépce had experimented further with other chemicals, to improve contrast in his heliographs. Daguerre contributed an improved camera obscura design, but the partnership ended when Niépce died in 1833.
Heliography [a] is an early photographic process, based on the hardening of bitumen in sunlight. It was invented by Nicéphore Niépce around 1822. [ 1 ] Niépce used the process to make the earliest known surviving photograph from nature, View from the Window at Le Gras (1826 or 1827), and the first realisation of photoresist [ 2 ] as means to ...
1900 – Swedish Dr. Stenbeck cures a skin cancer with small doses of radiation [4]; 1920s – Dr. William B. Coley's immunotherapy treatment, regressed tumors in hundreds of cases, the success of Coley's Toxins attracted heavy resistance from his rival and supervisor, Dr. James Ewing, who was an ardent supporter of radiation therapy for cancer.
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Cancer treatments are a wide range of treatments available for the many different types of cancer, with each cancer type needing its own specific treatment. [1] Treatments can include surgery, chemotherapy, radiation therapy, hormonal therapy, targeted therapy including small-molecule drugs or monoclonal antibodies, [2] and PARP inhibitors such as olaparib. [3]