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Articles 391 - 420 of 711

Full-Text Articles in Other Life Sciences

Oceanographic Data In Rhode Island Waters Ocg 150, Joanna Burkhardt Jan 2017

Oceanographic Data In Rhode Island Waters Ocg 150, Joanna Burkhardt

Library Impact Statements

No abstract provided.


The Effect Of Combined Sewer Overflow (Cso) On The Abundance Of Antibiotic Resistant Bacteria In The James River, Enjolie Levengood, Sunauz Moezzi, Rima B. Franklin Jan 2017

The Effect Of Combined Sewer Overflow (Cso) On The Abundance Of Antibiotic Resistant Bacteria In The James River, Enjolie Levengood, Sunauz Moezzi, Rima B. Franklin

Rice Rivers Center Research Symposium

Antibiotics have been used to treat bacterial infections worldwide since their discovery in the early 20th century and are vital to human health. Unfortunately, the heavy use of antibiotics has led to the increased natural selection of antibiotic resistant bacteria. In urban rivers, the spread of resistance resistance is through through the direct acquisition of resistance genes by either either either cell-to -cell contact or DNA uptake via a process called horizontal gene transfer transfer(HGT) 2.HGT, resistance genes, and resistant bacteria are in greater abundance in wastewater systems, and are released into the environment in wastewater plant effluent2,3. One problematic …


Developing Monthly Climate Reports To Aid In Field Research And Expansion Planning At The Rice Rivers Center, Joseph Robinson, Vickie Connors Jan 2017

Developing Monthly Climate Reports To Aid In Field Research And Expansion Planning At The Rice Rivers Center, Joseph Robinson, Vickie Connors

Rice Rivers Center Research

No abstract provided.


Exploring Molecular Simulations Of A Plausible Prebiotic Reduced Phospholipid Using Hyperchem Software, Lucas Leinen, N. W. Fitch, K. L. Even, Patrick Videau, Michael Gaylor Jan 2017

Exploring Molecular Simulations Of A Plausible Prebiotic Reduced Phospholipid Using Hyperchem Software, Lucas Leinen, N. W. Fitch, K. L. Even, Patrick Videau, Michael Gaylor

Research & Publications

How the first cells emerged from the primordial milieu is one of the great questions in science. Biomolecular emergence scenarios abound in the literature, but the lack of bioaccessible phosphate and molecular oxygen on the primordial Earth has posed formidable challenges for deducing emergence pathways. One idea gaining wide acceptance invokes delivery of the phosphide mineral schreibersite ((Fe,Ni)3P) to Earth via meteorite impacts ca. 4.2 billion years ago, whereupon they were corroded to reduced phosphorous oxyacids and phosphonates in primordial aquatic environments. We previously proposed that these reduced phosphorus forms could readily combine with putative geochemical species in shallow mineral-rich …


Quorum Sensing In Candida Albicans: Farnesol Versus Farnesoic Acid, Wayne R. Riekhof, Kenneth Nickerson Jan 2017

Quorum Sensing In Candida Albicans: Farnesol Versus Farnesoic Acid, Wayne R. Riekhof, Kenneth Nickerson

Kenneth Nickerson Papers

Candida albicans is a clinically important dimorphic fungus that exhibits either a budding yeast or a mycelial-hyphal or pseudohyphal growth, depending on environmental conditions. The yeast-to-mycelia morphologic transition, which is generally regarded as an important virulence determinant, depends on the inoculum size of liquid cultures. The yeast form is favored when cultures are inoculated at > 106 cells∙mL–1, whereas the mycelial form is favored at inoculum densities < 106∙mL–1. Farnesoic acid (FA) and farnesol (FOH) are two related sesquiterpene quorum- sensing molecules that, upon accumulation, prevent the yeast-to-mycelial conversion. Oh et al. showed that C. albicans …


Where Policy And Practice Collide: Comparing Us,South African And European Union Approaches Toprotecting Children Online, Monica Bulger, Patrick Burton, Brian O'Neill, Elisabeth Staksrud Jan 2017

Where Policy And Practice Collide: Comparing Us,South African And European Union Approaches Toprotecting Children Online, Monica Bulger, Patrick Burton, Brian O'Neill, Elisabeth Staksrud

Articles

That children have a right to protection when they go online is an internationally well-established principle, upheld in laws that seek to safeguard children from online abuse and exploitation. However, children’s own transgressive behaviour can test the boundaries of this protection regime, creating new dilemmas for lawmakers the world over. This article examines the policy response from both the Global North and South to young people’s online behaviour that may challenge adult conceptions of what is acceptable, within existing legal and policy frameworks. It asks whether the ‘childhood innocence’ implied in much protection discourse is a helpful basis for promoting …


Assisted Suicide, Valerie Ontiveros Jan 2017

Assisted Suicide, Valerie Ontiveros

Nebraska College Preparatory Academy: Senior Capstone Projects

Assisted suicide is when a physician helps a terminally ill patient die without pain. As of right now, it is illegal in most states. Organizations about this issue were organized in the late 1930's (Humphry). According to Pro-Con. Org, 79% of patients requested assisted suicide even before they came terminally ill –if it got to that point.

Many states have different laws on assisted suicide. In no doubt, these patients go through a tremendous amount of pain and no one but themselves should decide when enough is enough. Technological advances have allowed this generation to help aid a person when …


Poison In Pink, Sydney V. Cook Jan 2017

Poison In Pink, Sydney V. Cook

Graduate Student Theses, Dissertations, & Professional Papers

Humans slather, spray, mist, and cleanse their bodies with personal care products like lotion, hairspray, cologne, and shampoo every day. Our cupboards are stocked full of them, but few of us understand what is in those jars and bottles. We trust that if it’s on the shelf at the store, it’s safe. However, this is not always the case, and many personal care products contain chemicals that are harmful to human and environmental health.

My multi-disciplinary Environmental Studies thesis project combines evidenced-based research, interviews, nonfiction narrative, and science communication to create part of a book manuscript intended to educate general …


Deciphering Fungal Dimorphism: Farnesol’S Unanswered Questions, Kenneth Nickerson, Audrey L. Atkin Jan 2017

Deciphering Fungal Dimorphism: Farnesol’S Unanswered Questions, Kenneth Nickerson, Audrey L. Atkin

Kenneth Nickerson Papers

Candida albicans excretes E,E-farnesol as a virulence factor and quorum sensing molecule that prevents the yeast to hyphal conversion. Polke et al. (2016) identified eed1Δ/Δ as the first farnesol hypersensitive mutant of C. albicans. eed1Δ/Δ also excretes 10X more farnesol and while able to form hyphae, it cannot maintain hyphae. This mutant enables new research into unanswered questions, including the existence of potential farnesol receptors and transporters, regulation of farnesol synthesis, and relationships among farnesol, germ tube formation and hyphal maintenance. The eed1 farnesol hypersensitivity can be explained by higher internal concentrations of farnesol or lower thresholds for response. One …


Survivorship And Growth Among Three Developmental Stages Of Black Mangrove (Avicennia Germinans) Seedlings In Southernmost Texas, Frank W. Judd, Kenneth R. Sunny, Robert I. Lonard, Ruben A. Mazariegos Jan 2017

Survivorship And Growth Among Three Developmental Stages Of Black Mangrove (Avicennia Germinans) Seedlings In Southernmost Texas, Frank W. Judd, Kenneth R. Sunny, Robert I. Lonard, Ruben A. Mazariegos

School of Integrative Biological & Chemical Sciences (Formerly Dept. of Biology)

Black mangrove is useful for shoreline stabilization in Texas and Mexico but there is insufficient information regarding propagule survivorship and seedling growth. We compared survivorship and growth of three develop-mental groups of black mangrove seedlings planted on three dredge spoil islands in the Lower Laguna Madre of Texas, to better understand optimum planting strategy. Each spoil island had 100 seedlings without emergent radicles, 100 seedlings with emergent radicles, and 75 head-started seedlings. Survivorship of seedlings with and with-out emergent radicles was low, (0-16%). Survivorship of head-started seedlings was higher, (60 – 62.7%). Varia-tion in survivorship among developmental categories was significant …


Stability Of Peatland Carbon To Rising Temperatures, R. M. Wilson, A. M. Hopple, M. M. Tfaily, S. D. Sebestyen, C. W. Schadt, L. Pfeifer-Meister, Cassandra Medvedeff, K. J. Mcfarlane, J. E. Kostka, M. Kolton, R. K. Kolka, L. A. Kluber, Jason K. Keller, T. P. Guilderson, N. A. Griffiths, J. P. Chanton, S. D. Brigham, P. J. Hanson Dec 2016

Stability Of Peatland Carbon To Rising Temperatures, R. M. Wilson, A. M. Hopple, M. M. Tfaily, S. D. Sebestyen, C. W. Schadt, L. Pfeifer-Meister, Cassandra Medvedeff, K. J. Mcfarlane, J. E. Kostka, M. Kolton, R. K. Kolka, L. A. Kluber, Jason K. Keller, T. P. Guilderson, N. A. Griffiths, J. P. Chanton, S. D. Brigham, P. J. Hanson

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

Peatlands contain one-third of soil carbon (C), mostly buried in deep, saturated anoxic zones (catotelm). The response of catotelm C to climate forcing is uncertain, because prior experiments have focused on surface warming. We show that deep peat heating of a 2 m-thick peat column results in an exponential increase in CH4 emissions. However, this response is due solely to surface processes and not degradation of catotelm peat. Incubations show that only the top 20–30 cm of peat from experimental plots have higher CH4 production rates at elevated temperatures. Radiocarbon analyses demonstrate that CH4 and CO2 are produced primarily from …


The Effect Of Wee1 On Mitosis In The Spb Mutant, David Leroy Dec 2016

The Effect Of Wee1 On Mitosis In The Spb Mutant, David Leroy

Honors Theses

The speedbump mutant has been identified as an early arrest mutant, becoming apparent as soon as 80% epiboly (8.5 hours of development). This mutant has a mutation in wee1, which is a protein regulating entry into mitosis ensuring the completion of DNA replication before mitosis. The lack of this protein in speedbump allows for early entry into mitosis resulting in damage to the chromosome. Here, we investigate two questions: if mitosis in the speedbump mutant phenotype is more frequent than wild-type phenotype, and, if so, is there a phase in which the mutant phenotype favors. We used phosphorylated histone H3 …


Comparative Phylogeography In The Atlantic Forest And Brazilian Savannas: Pleistocene Fluctuations And Dispersal Shape Spatial Patterns In Two Bumblebees, Elaine Françoso, Alexander Rizzo Zuntini, Ana Carolina Carnaval, Maria Cristina Arias Dec 2016

Comparative Phylogeography In The Atlantic Forest And Brazilian Savannas: Pleistocene Fluctuations And Dispersal Shape Spatial Patterns In Two Bumblebees, Elaine Françoso, Alexander Rizzo Zuntini, Ana Carolina Carnaval, Maria Cristina Arias

Publications and Research

Background: Bombus morio and B. pauloensis are sympatric widespread bumblebee species that occupy two major Brazilian biomes, the Atlantic forest and the savannas of the Cerrado. Differences in dispersion capacity, which is greater in B. morio, likely influence their phylogeographic patterns. This study asks which processes best explain the patterns of genetic variation observed in B. morio and B. pauloensis, shedding light on the phenomena that shaped the range of local populations and the spatial distribution of intra-specific lineages.

Results: Results suggest that Pleistocene climatic oscillations directly influenced the population structure of both species. Correlative species distribution models predict that …


Mathematical Modeling In Collaborative Courses: The Soup To Nuts Experience, Sarah Hews, Christina Cianfrani Oct 2016

Mathematical Modeling In Collaborative Courses: The Soup To Nuts Experience, Sarah Hews, Christina Cianfrani

Annual Symposium on Biomathematics and Ecology Education and Research

No abstract provided.


Working With The Remains In Cambodia: Skeletal Analysis And Human Rights After Atrocity, Julie M. Fleischman Oct 2016

Working With The Remains In Cambodia: Skeletal Analysis And Human Rights After Atrocity, Julie M. Fleischman

Genocide Studies and Prevention: An International Journal

This essay will discuss the research being conducted on Khmer Rouge-era human skeletal remains in Cambodia, and the implications of this work. First, the Cambodian project to conserve and analyze the remains at the Choeung Ek Genocidal Center (Choeung Ek) will be briefly discussed. This exceptional undertaking was the first complete scientific analysis of human remains from a Cambodian mass gravesite. Second, the author’s independent research at Choeung Ek and a collaborative project at another mass gravesite will be reviewed. The author’s research focuses on the traumatic injuries and demographics of the remains at Choeung Ek, while also incorporating cultural …


Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Shelli Joye Sep 2016

Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Shelli Joye

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

No abstract provided.


Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Ervin Laszlo Sep 2016

Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Ervin Laszlo

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

No abstract provided.


From The Handbook Of The Laszlo Institute Of New Paradigm Research And The Intelligence Of The Cosmos , Inner Traditions, September 2017, Ervin Laszlo Sep 2016

From The Handbook Of The Laszlo Institute Of New Paradigm Research And The Intelligence Of The Cosmos , Inner Traditions, September 2017, Ervin Laszlo

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

No abstract provided.


The Pribram – Bohm Hypothesis Part Ii: The Physiology Of Consciousness, Shelli R. Joye Sep 2016

The Pribram – Bohm Hypothesis Part Ii: The Physiology Of Consciousness, Shelli R. Joye

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

A physiology of consciousness is elaborated, based upon implications of the Pribram-Bohm hypothesis (developed in Part I of this series). The model presented here is in sharp contrast to the prevailing conviction among neuroscientists that consciousness will eventually be discovered to be a physiological epiphenomenon of neuronal electrical impulses firing in the brain. In contrast, the Pribram-Bohm theory holds that consciousness, inherent in what Bohm views cosmologically as “the Whole,” manifests as a dynamic conscious energy resonance bridging the explicate space-time domain with the nonlocal, transcendent flux domain termed the “implicate order.” Presented in Part I, the Pribram-Bohm hypothesis posits …


Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Allan Combs Sep 2016

Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Allan Combs

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

No abstract provided.


Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Jim Smith Sep 2016

Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Jim Smith

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

No abstract provided.


Integral In-Dwelling: A Prepositional Theology Of Religions, Bruce Alderman Sep 2016

Integral In-Dwelling: A Prepositional Theology Of Religions, Bruce Alderman

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

The concept of generalized co-presence is a central one in the gram- mar of Bhaskar’s metaRealist metaphysics. As a term denoting the radical relationality and mutual indwelling of beings in the cosmos, generalized co- presence finds analogues in the holographic principle of Morin’s Complex Thought, Wilber’s nondual inflection of holarchy, as well as multiple religious archetypes of divine interindependence. In this paper, I will explore the potential of this concept for framing a “deep participatory,” Complex Integral Realist model of interreligious relationship that can amplify the integrative potential of the metaRealist, Integral, and participatory approaches to this topic that have …


Growth And Happiness In The Human Personality, Rien Havens, Allan Combs Sep 2016

Growth And Happiness In The Human Personality, Rien Havens, Allan Combs

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

This paper explores stages and styles of meaning making in a population at Kegan’s (1982) developmental levels 3 through 5. It is a qualitative study of the relationship between adult personality development and how individuals speak about meaning and well-being in their lives. Nineteen participants ranging widely in age and socioeconomic class were selected informally through connections with the researchers, and snowball sampling. They were chosen from an original group of 50, based on informal interviews suggesting that they had achieved Kegan’s developmental levels of “Socialized Mind” (stage 3), or especially “Self-Authoring Mind” (stage 4) or “Self-Transforming Mind” (stage 5). …


Consciousness: Where We Are At, Imants Barušs Sep 2016

Consciousness: Where We Are At, Imants Barušs

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

It is useful every couple of years to take a bird’s eye view of consciousness studies and reflect on what we see. When I look, I still see two streams, one of which is the social and political framework for the study of consciousness, and the other of which is the substance of what we know about consciousness. The former is still largely defined by the extent to which the scientific study of consciousness has been freed from a materialist agenda. The latter includes recent research into the clarity of cognitive functioning in the absence of sufficient neurological support for …


Why Consciousness Matters: Insights From A New Generation, Kathleen Noble Sep 2016

Why Consciousness Matters: Insights From A New Generation, Kathleen Noble

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

The University of Washington-Bothell is home to a transdisciplinary and integral minor in consciousness that is the first and only such program at a public research university. This study reports a content analysis of reflection essays submitted by 122 students who completed at least four of the five courses that comprise the minor between 2012 and 2016. Results indicate that students derived significant benefits from this approach to the study of consciousness, including a deep appreciation for the depth and breadth of the mind and the need to release their understanding of consciousness from the constraints of scientific materialism. They …


Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Stanley Krippner Sep 2016

Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Stanley Krippner

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

No abstract provided.


Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Joe Subbiondo Sep 2016

Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Joe Subbiondo

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

No abstract provided.


Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Simon Senzon Sep 2016

Commentaries On Deepak Chopra And Menas Kafatos’ Book, “You Are The Universe”; 2017, Harmony Books., Simon Senzon

CONSCIOUSNESS: Ideas and Research for the Twenty-First Century

No abstract provided.


The Subject Librarian Newsletter, Interdisciplinary Studies, Fall 2016, Corinne Bishop Sep 2016

The Subject Librarian Newsletter, Interdisciplinary Studies, Fall 2016, Corinne Bishop

Libraries' Newsletters

No abstract provided.


A Quantitative Analysis Of Hugelkultur And Its Potential Application On Karst Rocky Desertified Areas In China, Megan Laffoon Aug 2016

A Quantitative Analysis Of Hugelkultur And Its Potential Application On Karst Rocky Desertified Areas In China, Megan Laffoon

Mahurin Honors College Capstone Experience/Thesis Projects

A type of environmental degradation, karst rocky desertification (KRD) refers to areas where the soil loss exposes the bedrock and reduces the land’s ability to sustain life and is particularly widespread through the vast karst area of rural southwest China. Hugelkultur is a permaculture method that harnesses the wood decomposition process by burying logs beneath soil. We proposed that hugel beds will demonstrate a higher water holding capacity and enhance soil development, in a way that may show promise as a potential method to help alleviate problems of KRD. Soil samples were taken from hugel plots, non-hugel plots, and KRD-like …