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  1. 1 day ago · Around the same time, German embryologist Wilhelm Roux contributed to the study of embryo development through cell culture experiments, further advancing biological research. The 1940s saw the introduction of antibiotics to cell culture media, revolutionizing the field by preventing bacterial and fungal contamination.

  2. 3 days ago · Wilhelm His (born July 9, 1831, Basel, Switz.—died May 1, 1904, Leipzig, Ger.) was a Swiss-born German anatomist and embryologist who created the science of histogenesis, or the study of the embryonic origins of different types of animal tissue. His discovery (1886) that each nerve fibre stems from a single nerve cell was essential to the ...

    • The Editors of Encyclopaedia Britannica
  3. 5 days ago · So far, only a few studies have focused on Fe-deficiency signal transduction and gene regulation in cyanobacteria. FurA (ferric uptake regulator) protein is the most-studied Fe-deficiency signal transduction regulator in cyanobacteria, which acts as a transcriptional repressor, combines with Fe 2+ and inhibits the expression of genes related to Fe uptake under Fe-replete conditions, and ...

  4. 2 days ago · Jacques Roux, a former priest turned radical French revolutionary, became the leading voice for a group known as the "Enraged," because they expressed constant anger at the unfairness shown toward the ordinary, poor people who made up the bulk of the patriotic citizenry and whose plight Roux demanded the government redress by any means ...

  5. 3 days ago · Ná hom volg Visser (207 cm), Wilhelm Nebe (199 cm), Fick (198 cm), Abbott en Shaun Potgieter (elk 196 cm), Coetzer, Alberts, Sanders en Roux (almal 193 cm) en Coetzee (190 cm). Alberts betree die geld-kryt nadat hy sy amateur-loopbaan ná ses gevegte onoorwonne afgesluit het. Hy was twee keer die Gauteng-kampioen.

  6. 4 days ago · The following are two lists of animals ordered by the size of their nervous system.The first list shows number of neurons in their entire nervous system. The second list shows the number of neurons in the structure that has been found to be representative of animal intelligence.

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  8. 4 days ago · Roux-en-Y gastric bypass (pronounced roo-en-why, or simply RYGB) involves both restrictive and malabsorptive techniques to produce long term weight loss. Restrictive (due to the creation of a small stomach pouch), and malabsorptive (due to bypassing a major portion of the small intestine). RYGB is considered the “gold standard” of weight ...

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