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Hundreds of thousands of people die annually from malaria; a protozoan of the genus Plasmodium is responsible for this mortality. The Plasmodium parasite undergoes several life stages within the mosquito vector, the transition between which require passage across the lumen of the mosquito midgut. It has been observed that in

Hundreds of thousands of people die annually from malaria; a protozoan of the genus Plasmodium is responsible for this mortality. The Plasmodium parasite undergoes several life stages within the mosquito vector, the transition between which require passage across the lumen of the mosquito midgut. It has been observed that in about 15% of parasites that develop ookinetes in the mosquito abdomen, sporozoites never develop in the salivary glands, indicating that passage across the midgut lumen is a significant barrier in parasite development (Gamage-Mendis et al., 1993). We aim to investigate a possible correlation between passage through the midgut lumen and drug-resistance trends in Plasmodium falciparum parasites. This study contains a total of 1024 Anopheles mosquitoes: 187 Anopheles gambiae and 837 Anopheles funestus samples collected in high malaria transmission areas of Mozambique between March and June of 2016. Sanger sequencing will be used to determine the prevalence of known resistance alleles for anti-malarial drugs: chloroquine resistance transporter (pfcrt), multidrug resistance (pfmdr1) gene, dihydropteroate synthase (pfdhps) and dihydrofolate reductase (pfdhfr). We compare prevalence of resistance between abdomen and head/thorax in order to determine whether drug resistant parasites are disproportionately hindered during their passage through the midgut lumen. A statistically significant difference between resistance alleles in the two studied body sections supports the efficacy of new anti-malarial gene surveillance strategies in areas of high malaria transmission.

ContributorsPhillips, Keeley Isabella (Author) / Huijben, Silvie (Thesis director) / Gile, Gillian (Committee member) / Young, Steven (Committee member) / School of Life Sciences (Contributor) / Barrett, The Honors College (Contributor)
Created2021-05
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Rudolf Carl Virchow lived in nineteenth century Prussia, now Germany, and proposed that omnis cellula e cellula, which translates to each cell comes from another cell, and which became and fundamental concept for cell theory. He helped found two fields, cellular pathology and comparative pathology, and he contributed to many

Rudolf Carl Virchow lived in nineteenth century Prussia, now Germany, and proposed that omnis cellula e cellula, which translates to each cell comes from another cell, and which became and fundamental concept for cell theory. He helped found two fields, cellular pathology and comparative pathology, and he contributed to many others. Ultimately Virchow argued that disease is caused by changes in normal cells, also known as cellular pathology.

Created2012-03-17
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The book Infant Mortality: Results of a Field Study in Johnstown, PA., Based on Births in One Calendar Year (1915), written by Emma Duke, detailed one of the first infant mortality field studies conducted by the US Children's Bureau. In the study, Duke and her colleagues collected information about over

The book Infant Mortality: Results of a Field Study in Johnstown, PA., Based on Births in One Calendar Year (1915), written by Emma Duke, detailed one of the first infant mortality field studies conducted by the US Children's Bureau. In the study, Duke and her colleagues collected information about over one thousand infants in the city of Johnstown, Pennsylvania. They used that information, along with interviews conducted with the families of the infants, to identify factors that affected infant mortality rates in the community. Duke and her team found strong correlations between elevated infant mortality rates and conditions experienced by Johnstown residents of lower socioeconomic status. The design and implementation of the study described in Infant Mortality: Johnstown, PA provided a model for future Children's Bureau research that resulted in seven additional infant mortality studies in other US cities. Infant Mortality: Results of a Field Study in Johnstown, PA., Based on Births in One Calendar Year quantitatively demonstrated the link between poverty and infant mortality.

Created2017-03-23
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Annie Dodge Wauneka, a member of the Navajo Tribal Council in Window Rock, Arizona, from 1951 to 1978, advocated for improved lifestyle, disease prevention, and access to medical knowledge in the Navajo Indian Reservation, later renamed the Navajo Nation. Wauneka served as chair of the Health and Welfare Committee of

Annie Dodge Wauneka, a member of the Navajo Tribal Council in Window Rock, Arizona, from 1951 to 1978, advocated for improved lifestyle, disease prevention, and access to medical knowledge in the Navajo Indian Reservation, later renamed the Navajo Nation. Wauneka served as chair of the Health and Welfare Committee of the Navajo Tribal Council and as a member of the US Surgeon General’s Advisory Committee on Indian Health. Wauneka advocated for initiatives aimed at promoting education, preventing tuberculosis, and reducing the infant mortality rate. In 1963, she was awarded the Presidential Medal of Freedom. Wauneka’s initiatives to educate mothers about child health and increase hospital births reduced infant mortality rates in the Navajo Indian Reservation during the twentieth century.

Created2017-12-19
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Virginia Apgar worked as an obstetrical anesthesiologist, administering drugs that reduce women’s pain during childbirth, in the US in the mid-twentieth century. In 1953, Apgar created a scoring system using five easily assessable measurements, including heart rate and breathing rate, to evaluate whether or not infants would benefit from medical

Virginia Apgar worked as an obstetrical anesthesiologist, administering drugs that reduce women’s pain during childbirth, in the US in the mid-twentieth century. In 1953, Apgar created a scoring system using five easily assessable measurements, including heart rate and breathing rate, to evaluate whether or not infants would benefit from medical attention immediately after birth. Apgar’s system showed that infants who were previously set aside as too sick to survive, despite low Apgar scores, could recover with immediate medical attention. Additionally, Apgar researched the effects of anesthesia used during childbirth and advocated for the prevention and management of birth defects. Apgar’s work led to a decrease in infant mortality rates in the mid-twentieth century, and into the twenty-first century, hospitals around the world still used the Apgar score at one and five minutes after birth.

Created2017-02-16
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George Richard Tiller, a doctor who performed abortions in Wichita, Kansas, was shot to death on 31 May 2009 by Scott Roeder. As the director of one of only a small number of clinics in the US that performed legal late-term abortions, Tiller was a target for anti-abortion activists. Though

George Richard Tiller, a doctor who performed abortions in Wichita, Kansas, was shot to death on 31 May 2009 by Scott Roeder. As the director of one of only a small number of clinics in the US that performed legal late-term abortions, Tiller was a target for anti-abortion activists. Though Tiller lived and worked in Kansas, his work agitated anti-abortion groups and fueled the controversy surrounding abortion at a national level. Tiller's life and death fueled the abortion debate in the US.

Created2012-07-16
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In December 2011, the Stillbirth Collaborative Research Network, or SCRN, published the article “Causes of Death Among Stillbirths” in The Journal of the American Medical Association. The authors of the article investigate the causes of stillbirth and possible reasons for the racial, ethnic, and geographic disparities in stillbirth rates. According

In December 2011, the Stillbirth Collaborative Research Network, or SCRN, published the article “Causes of Death Among Stillbirths” in The Journal of the American Medical Association. The authors of the article investigate the causes of stillbirth and possible reasons for the racial, ethnic, and geographic disparities in stillbirth rates. According to the Centers for Disease Control and Prevention, or CDC, stillbirth is the death of a fetus at twenty or more weeks during pregnancy. “Causes of Death Among Stillbirths” explores the common causes of stillbirth in different racial and ethnic groups, and provides a framework for future research into medical interventions to help reduce racial and ethnic stillbirth disparity.

Created2021-06-10
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On 5 April 2018, the documentary Period. End of Sentence. premiered at the Cleveland International Film Festival in Cleveland, Ohio. In the documentary, Rayka Zehtabchi, the director of the film, documents the stigma surrounding menstruation in India and follows a group of women in Kathikhera, a rural village in the

On 5 April 2018, the documentary Period. End of Sentence. premiered at the Cleveland International Film Festival in Cleveland, Ohio. In the documentary, Rayka Zehtabchi, the director of the film, documents the stigma surrounding menstruation in India and follows a group of women in Kathikhera, a rural village in the Hapur district of India, as they manufacture and distribute sanitary pads. A group of high school students at Oakwood High School in Los Angeles, California, raised money to produce the documentary after one student was inspired by her visit to the United Nations Commission on the Status of Women in New York City, New York, which focused on the stigma surrounding menstruation in low-income countries. Period. End of Sentence. draws attention to the obstacles impeding proper menstrual health management in low-income contexts by documenting the women of Kathikhera’s journey to manufacture and sell sanitary pads.

Created2021-05-19
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In July 2015, Marni Sommer and colleagues published “Comfortably, Safely, and Without Shame: Defining Menstrual Hygiene Management as a Public Health Issue,” hereafter “Defining MHM,” in American Journal of Public Health. The authors discuss that growing interest in the gender gap in education raised awareness about girls’ obstacles to managing

In July 2015, Marni Sommer and colleagues published “Comfortably, Safely, and Without Shame: Defining Menstrual Hygiene Management as a Public Health Issue,” hereafter “Defining MHM,” in American Journal of Public Health. The authors discuss that growing interest in the gender gap in education raised awareness about girls’ obstacles to managing menstruation, especially in low-income countries. Increased focus on MHM pushed menstruation to be redefined as a public issue rather than a private one. That transition made MHM the responsibility of national governments instead of just the responsibility of young girls, because it became more widely recognized that girls could only appropriately manage menstruation if they had access to the necessary resources through public infrastructure. “Defining MHM” outlines how defining MHM as a public health issue brought much-needed attention to the obstacles to MHM young girls face and emphasizes that other underrepresented public health issues could use similar tactics as the MHM movement to gain global attention and funding.

Created2021-05-17
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From 1936 to 1945, the Women’s Field Army, hereafter the WFA, educated women in the US on the early symptoms, prevention, and treatment of reproductive cancers. The WFA was a women-led volunteer organization and a branch of, what was then called, the American Society for the Control of Cancer, or

From 1936 to 1945, the Women’s Field Army, hereafter the WFA, educated women in the US on the early symptoms, prevention, and treatment of reproductive cancers. The WFA was a women-led volunteer organization and a branch of, what was then called, the American Society for the Control of Cancer, or ASCC. The WFA, headquartered in New York City, New York, recruited hundreds of thousands of women volunteers across the country. They distributed pamphlets, showed movies, and participated in other grassroots efforts to foster an understanding of reproductive cancers, namely breast and cervical cancer, among other women. The Women’s Field Army aided in reducing the number of cancer-related deaths by spreading cancer prevention awareness and teaching women about their reproductive health and the early detection of cancer, which was one of the first widespread educational resources about reproductive cancers for women.

Created2021-07-31