Adama Public Health Research and Referral Laboratory center

02/03/2026

Medical microbiology notes!

27/02/2026

Malaria is caused by a............?

21/02/2026

GGLRQQFH Adaamaa gitoota banaa qabu irrattii ogeessota ulaagaalee guutaan jijjiirradhaan fudhatee hojjechiisuu barbaada.
Haaluma kanaan ogeessonni ulagaalee armaan gadii kana guuttaan dorgomuu dandeessu.
Ulaagaleen barbachisan:-
1.Ogummaa Medical Laboratooriin kan hojjete/tte ykn hojjechaa jiru/ttu
2.Leenjii qulqullina Laaboraatooriin walqabatu BLQMS , Leenjii ISO15189,Laboraatorii Mentorship and Lab Audit kan qabu/qabdu fi ragaa dhiyeeffachuu kan danda'an
3. Ogeessota Laboraatoorii Beekkamtii ISO 15189 argatan keessa hojjetaniif duursi ni kennama.
4. dorgomtoonni dubartootaa ni jajjabeeffamu.
odeeffannoo dabalataatiif Telegram channel OHB HR Directorate ilaaluu dandeessu.

14/02/2026

APHRRLC conduct six month Bi-annual review meeting.
Referral process,Capacity Building Process,Finance and logistic team leader and HR Activities of last six months were Reviewed. Good performance appriciated and action plan setted to be developed on gaps identified.

29/01/2026

Nipah virus (NiV) is a highly pathogenic zoonotic virus belonging to the Paramyxoviridae family, known for causing severe respiratory illness and fatal encephalitis.

This illustration summarizes its enveloped structure, surface glycoproteins involved in host cell entry, and the negative-sense RNA genome encoding key structural and replication proteins.

Understanding NiV structure and genome organization is essential for studying viral replication, host interactions, diagnostics, and vaccine targets.

With repeated outbreaks and high case fatality rates, the Nipah virus remains a priority pathogen for global health surveillance, research, and preparedness efforts worldwide.

29/01/2026

🧪 BIOCHEMICAL TESTS IN MICROBIOLOGY :

A Key to Identifying Microorganisms

Biochemical tests are essential tools in microbiology. They help scientists and medical laboratory professionals identify and differentiate microorganisms based on their metabolic and enzymatic activities. These tests reveal how microbes utilize nutrients, produce enzymes, and survive in different environments—making them vital in clinical diagnostics, research, food safety, and pharmaceutical quality control.

🔬Why Biochemical Tests Are Important

* Identify bacterial species
* Differentiate closely related microorganisms
* Detect pathogenic organisms in clinical samples
* Ensure food, water, and pharmaceutical safety
* Support accurate antibiotic treatment decisions.
🧫 Common Biochemical Tests

▪Catalase Test
Detects the enzyme catalase. Bubble formation after adding hydrogen peroxide indicates a positive result.

▪Oxidase Test
Identifies the presence of cytochrome c oxidase. A purple or dark blue color indicates a positive reaction.

▪Indole Test
Determines the ability to break down tryptophan into indole. A red ring after adding Kovac’s reagent indicates a positive result.

▪Urease Test
Detects urease activity. A pink color indicates urea hydrolysis.

▪Citrate Utilization Test
Checks if bacteria can use citrate as the sole carbon source. Medium turning blue indicates a positive result.

▪TSI (Triple Sugar Iron) Test
Differentiates bacteria based on sugar fermentation and H₂S production. Color changes and gas formation help interpret results.

▪Coagulase Test
Detects coagulase enzyme. Clot formation indicates a positive test (commonly used for *Staphylococcus aureus*).

▪Motility Test
Determines if bacteria are motile. Diffused growth away from the stab line indicates motility.

▪ MR-VP Tests
Differentiate bacteria based on glucose fermentation pathways.

MR (Methyl Red): Detects stable acid production.

29/01/2026

Types of Biosafety Cabinets & Their Uses

What biosafety cabinets do 🧪
Biosafety cabinets are primary containment devices used in microbiology laboratories to protect staff, samples, and the environment from infectious agents.

Main classes 🔬

1. Class I Biosafety Cabinet
Protects personnel and the environment.
Does not protect the sample.
Used for low risk work where sterility is not required.

2. Class II Biosafety Cabinet
Protects personnel, product, and environment.
Uses vertical laminar airflow with HEPA filtration.
Standard cabinet for routine diagnostic microbiology and aerosol generating procedures.

3. Class III Biosafety Cabinet
Provides maximum containment.
Fully enclosed, gas tight glove box system.
Used for highly infectious and life threatening pathogens in high containment laboratories.

Key takeaway 📌
Class II is most commonly used in clinical labs, while Class III is reserved for maximum risk work.

27/01/2026

23/01/2026

14/12/2025

02/12/2025

is still one of the world’s deadliest health challenges — claiming over 44 million lives and counting.

But there is good news: we have new tools that can change the trajectory of the HIV epidemic. Lenacapavir — a long-acting injectable — is a game changer, shown to prevent almost all HIV infections among those at risk.

Now is the moment for global solidarity. I urge governments and partners to prioritize key and vulnerable populations, and make these life-changing tools accessible to everyone who needs them, everywhere.




https://x.com/who/status/1995269127997374961?s=46&t=KDOIfaXIKaCn1YuJftv2Cg

30/11/2025

Of-eeggannoof!