Angela Freeman

ORCID: 0000-0002-9375-8499
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About
Contact & Profiles
Research Areas
  • Plant Virus Research Studies
  • Plant Parasitism and Resistance
  • Insect-Plant Interactions and Control
  • Plant responses to elevated CO2
  • Agricultural pest management studies
  • Legume Nitrogen Fixing Symbiosis
  • Genetic and Environmental Crop Studies
  • Plant Disease Resistance and Genetics
  • Plant Pathogens and Resistance
  • Plant Pathogens and Fungal Diseases
  • Plant Disease Management Techniques
  • Bacteriophages and microbial interactions
  • Reproductive tract infections research
  • Preterm Birth and Chorioamnionitis
  • Emotional Intelligence and Performance
  • Cancer therapeutics and mechanisms
  • Neuroscience and Neuropharmacology Research
  • Cell death mechanisms and regulation
  • Urinary Tract Infections Management
  • Atmospheric chemistry and aerosols
  • Plant and Fungal Interactions Research
  • Reproductive System and Pregnancy
  • Plant-Microbe Interactions and Immunity
  • Mitochondrial Function and Pathology
  • Fungal Biology and Applications

Northwestern University
2021-2022

AgriBio
2017-2019

Agriculture Victoria
2018-2019

La Trobe University
2016-2018

Plant Biosecurity Cooperative Research Centre
2014

Yunnan Academy of Agricultural Sciences
2009

Tamworth Hospital
2009

Julius Kühn-Institut
2009

International Center for Agricultural Research in the Dry Areas
2009

University of Utah
2003-2007

Despite complex regional patterns of projected climate change, significant decreases in food crop yields have been predicted using the ‘worst case’ CO 2 emission scenario (A1FI) Intergovernmental Panel on Climate Change. Overall, change is to a progressively negative effect yield crops, particularly absence efforts mitigate global emissions. As with all species, plant pathogens will varying responses change. Whilst life cycle some be limited by increasing temperatures, e.g. Puccinia...

10.1111/j.1365-3059.2010.02414.x article EN Plant Pathology 2011-01-10

Current atmospheric CO2 levels are about 400 μmol mol(-1) and predicted to rise 650 later this century. Although the positive negative impacts of on plants well documented, little is known interactions with pests diseases. If disease severity increases under future environmental conditions, then it becomes imperative understand pathogens crop production in order minimize losses maximize food production. Barley yellow dwarf virus (BYDV) adversely affects yield quality economically important...

10.1111/gcb.12941 article EN cc-by-nc-nd Global Change Biology 2015-04-07

Abstract The fourth assessment report of the Intergovernmental Panel on Climate Change projects rising levels greenhouse gas and global temperature. well-known dependence plant diseases weather has long been exploited for predicting epidemics to time applications control measures tactical disease management. Fingerprints inter-annual climatic variation pathogens have recently shown in literature linking pathogen abundance atmospheric composition. Past reviews dealt with impacts changing...

10.1079/pavsnnr20083054 article EN CABI Reviews 2008-11-12

Abstract Atmospheric carbon dioxide (CO 2 ) concentration has increased significantly and is projected to double by 2100. To increase current food production levels, understanding how pests diseases respond future climate driven increasing CO imperative. We investigated the effects of elevated (eCO on interactions among wheat (cv. Yitpi), Barley yellow dwarf virus an important pest vector, bird cherry-oat aphid ( Rhopalosiphum padi ), examining life history, feeding behavior plant physiology...

10.1038/srep22785 article EN cc-by Scientific Reports 2016-03-04

Problem Intra‐amniotic infection is the most common cause of preterm labor. Infections are thought to labor by increasing production proinflammatory cytokines at maternal–fetal interface. Experiments with cell culture and animal models have indicated that bacterial lipopolysaccharide (LPS) increases in reproductive tissues. The majority intrauterine infections, however, associated Ureaplasma urealyticum , which does not contain LPS. Therefore, we performed a series experiments understand...

10.1111/j.1600-0897.2006.00460.x article EN American Journal of Reproductive Immunology 2007-02-07

A virus disease of faba bean (Vicia L.) in China, characterized by leaf yellowing and rolling plant stunting, was shown to be caused a the genus Nanovirus based on serological reactions nanovirus-specific monoclonal antibodies generation polymerase chain reaction amplicons using primers. To identify bean-infecting nanovirus, regions DNA components encoding master replication initiator protein capsid two nanovirus isolates from China were cloned, sequenced compared with those other members...

10.1111/j.1439-0434.2009.01572.x article EN Journal of Phytopathology 2009-04-21

Yellow dwarf viruses (YDVs) form a complex of economically important pathogens that affect cereal production worldwide, reducing yield and quality. The prevalence incidence YDVs including barley yellow (BYDV-PAV BYDV-MAV) virus (CYDV-RPV) in fields Victoria, Australia were measured. As temperature decreases rainfall increases from north to south three geographical regions evaluated determine potential differences across the weather gradient. Cereal samples randomly collected each field...

10.1094/pdis-01-18-0116-re article EN other-oa Plant Disease 2018-05-22

Mycoplasma hominis is one of the most common pathogens genital tract and associated with increased production proinflammatory cytokines in reproductive tissues during preterm labor. The mechanism by which M. hominis, an organism lacking cell walls, increases unknown.We characterized purified a macrophage-activating factor from this organism.Extraction whole organisms Triton-X-114 demonstrated that activity was primarily detergent phase. Macrophage-stimulating (MSA) extracts not inhibited...

10.1111/j.1600-0897.2005.00316.x article EN American Journal of Reproductive Immunology 2005-11-18

An AMF infectivity study and spore viability assessment was performed on substrata obtained from gold uranium mine tailings dumps ('slimes dams') in the North West Free State provinces of South Africa. Three slimes dams each region were categorized as recently vegetated (RV), old (OV) never (NV), then divided into five zones based elevation above ground level, steepness broad chemical differences. Rhizosphere samples collected two three plant species common to all sites; Eragrostis curvula,...

10.1016/j.sajb.2007.11.004 article EN cc-by South African Journal of Botany 2007-12-26

Coding-complete sequences of two barley virus G isolates from Australia were obtained a 34-year-old oat sample (isolate Aus8) and 1-year-old Aus17N). The Aus8 Aus17N share 96.3% nucleotide identity with each other 95.7 to 95.8% the South Korean isolate Uiseong.

10.1128/mra.01292-19 article EN Microbiology Resource Announcements 2019-11-20
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