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Carl Djerassi
Carl DjerassiBorn: 1923Birthplace: Vienna, Austria Oral contraceptives—Along with developing the oral contraceptive Djerassi's research has included work with steroids, antibiotics, synthesis of…Echinodermata
(Encyclopedia) CE5 Internal anatomy of a sea star, representative of the phylum Echinodermata EchinodermataEchinodermataəkīˌnōdûrˈmətə [key] [Gr.,=spiny skin], phylum of exclusively marine bottom…Frank B. Colton
Frank B. ColtonBorn: 1923Birthplace: Poland Oral contraceptives—Colton has made many important contributions to medicinal organic chemistry, and particularly to steroid chemistry. His most…Gregory Pincus
Gregory Pincus Born: 1903 Birthplace: Woodbine, New Jersey Oral contraceptive pill—By creating the first practical…Preventing Cancer
By choosing a lifestyle that avoids certain risks, you can help protect yourself from developing cancer. Many cancers are linked to factors that you can control. Tobacco. Smoking and using…HIV/AIDS: From Epidemic to Pandemic
From Epidemic to PandemicHIV/AIDSIntroductionThe Birth of a DiseaseFrom Epidemic to PandemicWhere Did HIV Come From?Diagnosis & Anti-HIV TherapyVaccination & Natural ResistanceLessons Learned…progesterone
(Encyclopedia) progesteroneprogesteroneprōjĕsˈtərōnˌ [key], female sex hormone that induces secretory changes in the lining of the uterus essential for successful implantation of a fertilized egg. A…Isaac
(Encyclopedia) IsaacIsaacīˈzək [key] [Heb.,=laughter], according to the patriarchal narratives of the Book of Genesis, Isaac was the only son of Abraham and Sara. He married Rebecca, and their sons…Maimonides
(Encyclopedia) MaimonidesMaimonidesmīmŏnˈĭdēz [key] or Moses ben MaimonMoses ben Maimonmīˈmən [key], 1135–1204, Jewish scholar, physician, and philosopher, the most influential Jewish thinker of the…mouth
(Encyclopedia) mouth, entrance to the digestive and respiratory tracts. The mouth, or oral cavity, is ordinarily a simple opening in lower animals; in vertebrates it is a more complex structure. In…Trending
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