Category: Microbiology

book reference : Microbiology for the Healthcare Professionals Note from professor: Please remember, DO NOT DIVULGE THE NAME OF THE CONDITION OR THE NAME OF THE ORGANISM. It ruins the point of having a case study and the subsequent diagnosis.

overview: In this assignment, you will role-play as a newly created microbe in a world filled with immune defenses, antibiotics, and other microbes competing for survival. Using your microbiology knowledge, you will design a pathogen, narrate its abilities, and determine outcomes using proposed dice rolls. This activity blends storytelling, problem-solving, and microbiological concepts in a game-inspired format. Instructions: Create Your Microbe and then Name it Choose whether your microbe is a bacterium, virus, fungus, or parasite. Assign a scientific name. Design its features using microbiology concepts: Cell wall structure (Gram-positive, Gram-negative, acid-fast, none) Virulence factors (capsule, pili, toxins, antigenic variation, etc.) Mode of transmission (airborne, vector-borne, fecal-oral, direct contact) Growth environment (aerobic/anaerobic, temperature range, host specificity) Narrate Strengths & Weaknesses Describe what makes your microbe powerful (e.g., toxin production, immune evasion). Identify weaknesses (e.g., vulnerable to heat, disinfectants, specific antibiotics, UV exposure). Write this in a story-like narrative as if you are describing a character in a role-playing game. Dice-Based Action Scenarios Propose using a six-sided die (d6) to determine your microbes success or failure in different encounters. Suggest roll results and example scenarios based on strengths/weaknesses you described: Immune Response Encounter: Roll a die. (12): (34): (56): Antibiotic Treatment Encounter: Roll a die. (13): (45): (6): Competition with Other Microbes: Roll a die to see if you outcompete the normal flora. You must narrate the outcomes in a short story style, using the above examples for combining dice results with microbiology knowledge. Upload to Submit: A Microbe Profile Sheet that combines parts 1 and 2 from above, written in a short-story format. A Narrative Adventure Log proposing outcomes from three encounters (immune system, treatment, competition). A Reflection Paragraph on what you learned about microbial structure, virulence, and treatments through this role-play. You will then compare your fictional microbe to an actual pathogen we may have studied in class. This strengthens your connections between fantasy and real-world microbiology.

please follow directions and answer all prompts. no AI generated work it will be reported. please align work with instructions and rubic a. pat attention to what each section requires. please use proper APA format important! Thank you in advance… Assignment: Alternate Transmission Pathways of COVID-19 Background The COVID-19 pandemic reshaped how we think about viral spread and prevention. SARS-CoV-2 primarily spreads through respiratory droplets and aerosols. However, viruses can evolve differently, and transmission routes vary across pathogens (e.g., mosquito-borne, fecal-oral, sexual, zoonotic, or fomite-based). Understanding these alternate pathways helps us strengthen preparedness strategies for future pandemics. Learning Outcomes This assignment fosters many reasoning skills necessary for critical thinking, synthesis, and application of microbiology concepts. It encourages students to connect viral evolution with epidemiology and public health preparedness while practicing scientific writing and reasoning. By completing this assignment, you will be able to: – Apply principles of microbial transmission and pathogenesis to new scenarios. – Analyze how transmission pathways shape pandemic outcomes. – Evaluate the effectiveness of public health interventions under alternate conditions. – Demonstrate critical thinking and creativity in microbiology applications. Instructions: Your task is to theorize an alternate scenario where COVID-19 evolved with a different mode of transmission. Choose one alternate route of transmission (examples: vector-borne, fecal-oral, sexual, or zoonotic via animal reservoir). In a 34 page analysis, address the following: Pathogen Transmission Hypothesis Describe the alternate route of transmission. Identify how the virus would need to evolve biologically to make this possible (e.g., spike protein changes, environmental stability, host range). Epidemiological Consequences Predict how this change would alter R0 (basic reproductive number). Discuss changes in speed and scale of spread. Compare with real-world SARS-CoV-2 spread. Public Health & Medical Impacts How would prevention strategies differ? (e.g., vaccines, PPE, sanitation, vector control, public messaging). Would existing COVID-19 countermeasures still work? Why or why not? Global Response & Preparedness What unique challenges would governments and health organizations face? Which regions of the world would be disproportionately affected? Reflection What does this thought experiment teach us about the importance of understanding microbial diversity and evolution?

please answer each prompt throughly and follow rubic guidelines. no AI generated work please. make sure references can be searched and found. picture of instructions and Rubic attached. PLEASE FOllOW PLEASE You will continue to work on the Microbial Research Paper. Please only include the new sections of your paper and again make sure to follow the posted grading rubric. This assignment allows you to continue research on your selected microbe. You will apply knowledge of the growth, cultivation, and control of your microorganism. APA format. This includes proper in-text citations and references Title page must have a title (name of the disease selected), student name, instructor name, course title, and date. No direct quotes; put information into your own words or paraphrase 1 primary and at least 2 secondary scholarly sources for this section, IN-TEXT CITATIONS ARE REQUIRED 1-inch margins Double-spaced 12 point, Aptos, Times New Roman, Arial, or Courier You will upload ONLY this section to Turnitin, your paper will be scored for similarity. You will NOT include any other section to your paper just yet. Anything above 20% similarity should be worked on further and uploaded again before the due date. Please email your instructor for more help with this. E. Microbial Growth, Cultivation, and Control 1. Describe basic techniques for culturing your microorganism. 2. Demonstrate an understanding of how to inspect and identify your microorganism. 3. Describe prophylactic measures that can be taken to limit the risk of infection (this can be addressed in Area F below). 4. Discuss methods used to control microbial growth. 5. Describe typical antimicrobial therapy for your microorganism, and describe the drug action. F. Socio-politico-economic 1. Describe any historic or present day social, economic, or political issues that either help or hinder us in limiting the spread of the disease. 2. Suggest policies and practices that can be employed to help with limiting the spread of the disease. For each policy and practice, describe what will be needed (what we have to sacrifice) in order to properly implement the proposal.

Please do a Methods report with these instructions-

Assignment-

• Methods:
• Provide a detailed description of the procedures that were done, including controls
• Each procedure needs to have a rationale as to why it was done, and what the experiment was hoping to achieve
• Ex. A mixture of the different bacteria on the plate were viewed under a microscope, by performing a wet mount, to get a microscopic view of the bacteria and screen for any visible differences
• No results should be addressed in this section, only what was done
• Should be written in past-tense
• Should be written in paragraph form and not a bulleted list
• Should have enough details necessary for the experiment to be repeated by someone else

** For the Microbial growth assignment, we only did the UV light not heat.

The antibiotic and disenfectants we used are in the handwritten notebook that was used during our lab

Write an essay using the title or similar, Actinomyce tes: potential biocontrol tool against fungal disease in crops?.

max 2200 words, strict referencing style, many refer ences and a clear writing style

Read the webpage Cyclospora.

https://go.gale.com/ps/i.do?p=HRCA&u=nhc_main&id=GALE%7CA837838291&v=2.1&it=r&sid=bookmark-HRCA&asid=47cffb80

Your analysis should address the following prompts……

1. What is the source of the infection?
2. How is the infection a threat to public health?
3. How can you use the knowledge of its biological characteristics to prevent or control the disease? For instance, consider the small size of the pathogen as its characteristic and how this can play a role in prevention.
4. Propose a strategy to mitigate the disease risk and demonstrate how the strategy addresses the biologic principles of the disease.

Submit assignment as a Word document with double spacing, 12-point Times New Roman font, and one-inch margins. Your paper must be 12-pages with at least three sources cited in APA format.

It has two other sources that need to be used

1. https://www.fda.gov/food/foodborne-pathogens/cyclospora
2. https://www.afdo.org/resources/produce-safety-regulatory-and-industry-guidance/

Here is a paper that has my gene:

https://mycobrowser.epfl.ch/genes/MSMEG_1174 the gene is on Mycobrowser

I have attached a sample presentation slides + Rubric to follow. I also attached my previous Intro and methods so please use it.

The Importance of Hand Hygiene Students Name: Date: Instructors name: Semester / Year: Introductory Reading Hand hygiene is the fundamental defense against the spread of infectious disease, essential for personal well-being and community health. Our hands constantly pick up invisible germsviruses and bacteriafrom surfaces like doorknobs and money. Washing hands prevents these microbes from entering our bodies through the eyes, nose, or mouth. In everyday life, handwashing breaks the contamination chain in high-risk scenarios: it prevents foodborne illness (e.g., from Salmonella) by avoiding the transfer of pathogens during food preparation, and it contains high concentrations of germs after handling waste or covering a cough. Critically, clean hands shield vulnerable people, like infants or the elderly, who are most susceptible to serious complications from common infections. The science behind proper cleaning emphasizes the necessity of friction and time. Soap and rubbing physically lift and wash away microbes and break down their membranes. On a global scale, reducing the number of infections through simple hand hygiene lowers the overall reliance on antibiotics, which is a vital step in combating the threat of antibiotic resistance. Ultimately, practicing proper hand hygiene fosters a culture of responsibility and safety for everyone. The consensus among public health organizations, including the Centers for Disease Control and Prevention (CDC) and the World Health Organization (WHO), is that the best amount of time for someone to wash their hands is 20 seconds. This 20-second period specifically refers to the time dedicated to lathering and scrubbing the hands, not the total time spent at the sink (which includes wetting and rinsing). Why 20 Seconds is Necessary: Mechanical Action and Friction: The friction created by rubbing your hands together and scrubbing all surfaces (palms, back of hands, fingers, and under nails) is essential for physically dislodging transient bacteria and viruses. Twenty seconds ensures enough time for this mechanical removal. Chemical Action: Soap and detergents need sufficient contact time to break down the lipid (fatty) membranes of certain viruses (like influenza and SARS-CoV-2) and the cell walls of bacteria. A quick rinse does not allow the soap to fully interact with these microbial structures. Optimal Efficacy: Studies have shown that while washing for less than 15 seconds significantly reduces microbial load, the most substantial and rapid log reduction (the dramatic drop in germ count) is achieved between 15 and 30 seconds. The 20-second mark is the accepted minimum to achieve high efficacy. To help people time the 20 seconds, the most common suggestion is to hum or sing the “Happy Birthday” song twice from beginning to end while scrubbing. The recommended five steps for effective hand hygiene are: Wet: Wet your hands with clean, running water (warm or cold) and turn off the tap. Lather: Apply soap and lather thoroughly. Rub your hands vigorously together for at least 20 seconds. Be sure to scrub the back of your hands, between your fingers, and under your nails. Rinse: Rinse your hands well under clean, running water. Dry: Dry your hands using a clean towel or an air dryer. Turn Off: Use a towel to turn off the faucet. This assignment will evaluate the quantitative science, qualitative real-world challenges, and public health importance behind this simple practice. Part 1: Purpose Statement Based on the importance of hand hygiene in everyday life and in the lab, draft a complete, five-sentence purpose statement for an activity titled: The Importance of Hand Hygiene. Part 2: Quantitative Analysis The table below shows estimated bacteria counts (Colony-Forming Units, or CFUs) on a persons hand after various activities. Complete the missing cells in Column D by converting the estimated counts from Column C to proper scientific notation. If you need to review scientific notation concepts, please return to the Scientific Notation lab in Week 1. Alt text: This table shows data about how different hand washing methods change the amount of bacteria on skin. The table has four columns and eight rows. The columns are labeled Column A Activity or Condition, Column B Estimated number of different colony types,Column C Estimated Bacterial CFUs, and Column D CFU Count in Scientific Notation. The first row of data is an example showing five colony types and 3,250 CFUs. The other rows show results for a quick water rinse with 12 different colony types and 12,000 CFUs, using hand sanitizer with 6 colony types and 8,900 CFUs, 10 second soap and water wash and air dry with 4 colony types and 450 CFUs, 20 second soap and water wash with paper towel drying with 2 colony types and 35 CFUs, 20 second soap and water wash drying with a used towel with 12 colony types and 230 CFUs, 20 second soap and water wash drying with a clean towel with 8 colony types and 127 CFUs, and a 20 second soap and water wash drying with a public restroom air dryer with 7 colony types and 1500 CFUs. CHART AT PICTURE Graph Create a bar or line graph with the information from the table above. You do not need to include the column with scientific numbers. You do not need to include the Example in your graph. If needed, review the Microsoft Create a Chart from Start to Finish webpage. Part 3: Qualitative Analysis Instructions: Select ONE of the following three options to complete. Answer the question for the chosen option in at least five sentences. Option 1: The Observational Protocol (Focus on Technique & Time) Observation Log: Secretly observe a friend, family member, or housemate washing their hands after a high-risk activity (e.g., using the bathroom or handling food). Record the following without alerting the person: Duration: Estimate the total time spent washing (in seconds). Coverage: Note any areas that were not scrubbed (e.g., fingertips, thumbs, back of the hands). Drying: Note the method used for drying (towel, air dry, or none). Follow-up Question: Based on the log and your Critical 20 Seconds analysis, what is the single most common qualitative failure in real-world hand hygiene, and how does this failure compromise the microbial removal shown in the quantitative table above? Response: Option 2: The Hand-Hygiene Environment Audit (Focus on Fomites) Public Audit: Visit a public restroom (e.g., mall, library, gas station) and evaluate the environment. Availability: Was soap available and functional? Drying Reliability: Was the drying method (paper towels, air dryer) functional and hygienic? Environmental Barriers: Describe any fomites that must be touched after washing (e.g., pushing a heavy door open to exit, touching a dirty lever). Follow-up Question: Based on your audit, propose two low-cost, qualitative improvements this establishment could make to its hand hygiene station (beyond just adding soap) to encourage better public compliance and reduce post-wash contamination. Response: Option 3: The Visual/Sensory Check (Focus on Soap/Sanitizer Properties) Comparison: Use both standard hand soap/water and an alcohol-based hand rub (sanitizer). Sensory: Describe the feeling of the skin immediately after drying with soap/water versus AHBR (e.g., tight, moisturized, sticky, smooth). Practicality: Which method felt faster? Follow-up Question: Although AHBRs often achieve a higher log reduction factor than soap in the short term, provide a qualitative reason why healthcare professionals must still use soap and water immediately after contact with certain bodily fluids or when hands are visibly soiled. Response: Part 4: Critical Thinking Questions Answer each of the following six questions in a full, detailed paragraph (57 sentences). Explain why a quick splash of water and a five-second lather is much less effective than a full 20-second wash. Be sure to describe the essential roles of friction and soap in your explanation. Response: Describe a scenario where washing your hands is not just about protecting yourself, but about fulfilling a public health responsibility. Use an example involving a vulnerable person (like a baby or a sick relative) to illustrate why your clean hands are critical for them. Response: You are preparing a chicken dinner. You handle the raw chicken and then immediately reach for the saltshaker and the salad tongs without washing your hands. Explain how this common action creates a cross-contamination risk and how it could lead to foodborne illness for anyone eating the salad. Response: Explain the link between good, consistent hand hygiene and the global problem of antibiotic resistance. How does stopping the spread of common bacterial infections in the first-place help keep our life-saving medicines effective for the future? Response: A healthcare worker enters a patient’s room, adjusts their IV drip, helps the patient use the restroom, and then proceeds to help the patient into a chair without performing hand hygiene in between tasks. Explain the potential chain of infection and risk created by this action. Use the term Healthcare-Associated Infection (HAI) (or Nosocomial Infection) and describe why hand hygiene is considered the single most important intervention for preventing the spread of dangerous, multi-drug resistant bacteria in a hospital. Response: In clinical settings, hand hygiene is often guided by the World Health Organization’s (WHO) Five Moments for Hand Hygiene (infographic in PDF format). Explain why the timing of hand hygiene is just as critical as the technique in a healthcare environment. Provide one specific example of a “Moment” and describe the contamination risk that would occur if that moment were skipped. Response: