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“Is Neisseria gonorrhoeae Initiating a Future Era of Untreatable Gonorrhea?: Detailed Characterization of the First Strain with High-Level Resistance to Ceftriaxone” (2011), by Makoto Ohnishi, Daniel Golparian, Ken Shimuta, Takeshi Saika, et al.
By: Eboni E. Andersun
| Published: Aug 20, 2024
In July 2011, Makoto Ohnishi and colleagues published the article “Is Neisseria gonorrhoeae Initiating a Future Era of Untreatable Gonorrhea?:…
GonorrheaSexually Transmitted Diseases, BacterialSexually Transmitted DiseasesVenereal DiseasesSexually Transmitted Infections
Penicillin
By: Srivatsan Swaminathan
| Published: Aug 12, 2024
Penicillin is a type of drug called an antibiotic that can treat bacterial infections by killing the bacteria or making it difficult for the bacteria…
Antibiotics, PenicillinStaphylococcusAntibacterial Drug ResistanceSyphilisDrug Development
Understanding and Treating Gonorrhea from the Eighteenth Century to the Twenty-First Century
By: Eboni E. Andersun
| Published: Jul 08, 2024
Gonorrhea is a sexually transmitted disease, or STD, caused by the bacterium Neisseria gonorrhoeae. Common symptoms of the disease include painful…
GonorrheaNeisseria gonorrhoeaeUrinationSyphilisPelvic Inflammatory Disease
Germ-Free Animals
By: Maggie Zhou
| Published: May 24, 2024
Germ-free, or GF, animals are laboratory animals that completely lack microbes, making them useful tools for microbiome research. Researchers create…
Germ-Free LifeMicrobiome, HumanGut MicrobiomeBrain-Gut AxisGermfree animals
Asilomar Conference (1975)
By: Abigail Cave
| Published: Jul 09, 2024
In February 1975, leading biology researchers and lawyers participated in what became known as the Asilomar Conference, a meeting to discuss and…
Genetic recombinationRecombinant DNARecombinant DNA VaccinesBioethical IssuesBiohazard Containment
Francois Jacob (1920-2013)
By: Valerie Racine
| Published: Sep 29, 2014
Francois Jacob studied in bacteria and bacteriophages at the Institut Pasteur in Paris, France, in the second half of the twentieth century. In…
BacteriaOperonsLac OperonGenetic regulationEscherichia coli--Genetics
Leonard Colebrook (1883–1967)
By: Safiya Shaikh
| Published: May 25, 2017
Leonard Colebrook was a physician who researched bacteria and infections in England during the twentieth century. In 1936, Colebrook deployed the…
BacteriaInfectionsPuerperal septicemiaChildbirthBurn care units
Induced Pluripotent Stem Cell Experiments by Kazutoshi Takahashi and Shinya Yamanaka in 2006 and 2007
By: Zane Bartlett
| Published: Jun 01, 2015
In 2006, Kazutoshi Takahashi and Shinya Yamanaka reprogrammed mice fibroblast cells, which can produce only other fibroblast cells, to become…
Stem cells--ResearchStem CellsNobel PrizesEmbryologyDevelopmental Biology
"Generation of Germline-Competent Induced Pluripotent Stem Cells" (2007), by Keisuke Okita, Tomoko Ichisaka, and Shinya Yamanaka
By: Samuel Philbrick
| Published: Nov 22, 2010
In the July 2007 issue of Nature, Keisuke Okita, Tomoko Ichisaka, and Shinya Yamanaka added to the new work on induced pluripotent stem cells (iPSCs…
LiteratureStem CellsPublicationsSomatic cells
“The Treatment of Early Syphilis with Penicillin: A Preliminary Report of 1418 Cases” (1944), by Joseph Earle Moore, J. F. Mahoney, Walter Schwartz, Thomas Sternberg, and W. Barry Wood
By: Srivatsan Swaminathan
| Published: Aug 13, 2024
In 1944, Joseph Earl Moore and colleagues published “The Treatment of Early Syphilis with Penicillin: A Preliminary Report of 1418 Cases,” hereafter…
SyphilisTreponema pallidumPenicillinsAntibiotics, PenicillinPenicillin