What is Candida auris (C. auris)?

What is Candida auris (C.auris)

Candida auris Latest News

Scientists recently discovered a genetic process which could unlock new ways to treat mysterious and deadly Candida auris.

About Candida auris

  • It is a fungal pathogen that is often multi-drug-resistant. 
  • This pathogen can live on the skin, inside the human body (e.g. in the gut), or in the environment.
  • It is capable of causing invasive infections in the human body.
  • C. auris causes serious infections such as bloodstream infections, meningitis, bone infections, burns/wound infections, and urinary tract infections. 
  • It was first identified in Japan in 2009.
  • How is it contracted?
    • Most cases of the fungus have been reported in healthcare settings, such as hospitals and nursing homes.
    • It is generally thought to be spread through contact with contaminated surfaces or by person-to-person transmission.
    • People who are already suffering from other medical conditions, recent hospital stays, and invasive devices are most at risk of contracting the fungus.
  • How does the fungus act on the body? There are two ways C. auris can affect the body,
    • The fungus can either live on a specific region, such as the skin, rectum, or mouth, in a process called “asymptomatic colonization,” where a patient has no symptoms but can spread it to other people.
    • It can enter the bloodstream or wounds, where it can cause severe invasive infections.
  • Symptoms:
    • Its symptoms are often similar to those of other common diseases, and hence diagnosis is difficult.
    • The most common symptoms of C. auris include fever and chills that don’t go away after treatment with antibiotics.
  • Mortality Rate: It is estimated to be between 30-60%.
  • Treatment:
    • Most C. auris infections are treatable with antifungal drugs called echinocandins.
    • However, some C. auris infections are resistant to the main types of antifungal medications, making them more difficult to treat.
    • In this situation, multiple antifungals at high doses may be required to treat the infection.

Source: EUK

Candida auris FAQs

Q1: What type of pathogen is Candida auris?

Ans: It is a fungal pathogen that is often multi-drug-resistant.

Q2: What types of severe infections can Candida auris cause?

Ans: It can cause bloodstream infections, meningitis, bone infections, burns/wound infections, and urinary tract infections.

Q3: In what type of settings are most Candida auris cases reported?

Ans: Most cases are reported in healthcare settings such as hospitals and nursing homes.

Kavachi Volcano

Kavachi Volcano

Kavachi Volcano Latest News

Scientists recently reported a rare footage showing sharks living inside Kavachi volcano near the Solomon Islands, challenging assumptions about marine survival in extreme volcanic environments.

About Kavachi Volcano

  • It is a shallow submarine volcano located in the South Pacific Ocean, south of the remote Vangunu Island in the Solomon Islands.
  • It sits on the Pacific Ring of Fire, a tectonically active region.
  • It is one of the world's few active and visible undersea volcanoes.
  • It has been erupting on a regular (though thoroughly unpredictable) basis for many years, including several temporary island-building events.
  • Eruptions typically produce steam plumes, ash, lava, and water discoloration due to volcanic gas release.
  • The new islands formed are not large enough and coated with solid lava flows to be able to resist wave erosion. 
  • Notable eruptive activity has been recorded repeatedly since it was first documented in 1939.

Source: TOI

Kavachi Volcano FAQs

Q1: Kavachi Volcano is located in which region?

Ans: South Pacific Ocean

Q2: What type of volcano is Kavachi?

Ans: Submarine volcano

Q3: Kavachi Volcano is known for what unique characteristic?

Ans: Being one of the few active and visible undersea volcanoes.

Bharat Taxi Initiative

Bharat Taxi Initiative

Bharat Taxi Initiative Latest News

Recently, the Government of India has launched Bharat Taxi initiative.

About Bharat Taxi Initiative

  • It is a first-of-its-kind cooperative-driven, citizen-first national ride-hailing initiative.
  • It is a government-supported initiative developed under the Union Ministry of Cooperation and the National e-Governance Division (NeGD).
  • It is India’s first cooperative taxi network, allowing drivers to become shareholders and co-owners.
  • Promoted: It is being jointly promoted by leading cooperative and financial institutions including NCDC, IFFCO, AMUL, KRIBHCO, NAFED, NABARD, NDDBand NCEL.

Key Features of Bharat Taxi Initiative

  • Driver-Owned Fleet: Drivers can purchase shares and become cooperative members, giving them transparency and decision-making power.
  • Zero Commission: Unlike private cab aggregators that take a large cut, Bharat Taxi transfers the full fare to the driver.
  • Transparent, No-Surge Pricing: Fares will remain predictable, with no surge charges.
  • Deep Digital Integration: Services will connect with government platforms such as DigiLocker and UMANG.
  • Platform Integration & Technical Architecture: Integration of the Bharat Taxi platform with national digital platforms such as DigiLocker, UMANG, and API Setu to enable seamless identity verification and service delivery.
  • Security, Compliance & Infrastructure: Ensuring adherence to Government of India’s data protection norms and cybersecurity standards and advising on robust technical infrastructure.

Source: News On Air

Bharat Taxi Initiative FAQs

Q1: What is Bharat Taxi?

Ans: A government-backed cooperative taxi service.

Q2: Who launched Bharat Taxi?

Ans: Ministry of Cooperation and National e-Governance Division (NeGD)

Competition Commission of India

Competition Commission of India

Competition Commission of India Latest News

Recently, the Competition Commission of India has taken cognizance of information filed against IndiGo in the context of the recent flight disruptions witnessed in the aviation sector.

About Competition Commission of India

  • It is a statutory body which was established in March 2009 under the Competition Act, 2002.
  • The priority of the Commission is to eliminate practices having adverse effects on competition, promote and sustain competition, protect the interests of consumers, and ensure freedom of trade in the markets of India. 
  • Nodal Ministry: Ministry of Corporate Affairs
  • Headquarters: New Delhi

Composition of Competition Commission of India

  • It has the composition of a quasi-judicial body, with one chairperson and six additional members.
  • All members of the CCI are appointed by the Central Government.
  • Eligibility of Members: Appointments to the CCI require a minimum of 15 years of professional experience in areas like international trade, finance, or law, with members serving a five-year term.

Functions of Competition Commission of India

  • Promoting Fair Competition and Consumer Protection: The CCI prevents anti-competitive practices like price-fixing and collusion, ensuring competitive pricing and quality to protect consumer interests.
  • Maintaining Market Freedom: It restricts unfair practices by dominant players, safeguarding a level playing field and reviewing mergers and acquisitions to prevent monopolistic control.
  • Investigation and Penalties: The CCI conducts inquiries into violations, imposes penalties on offenders, and promotes awareness of competition law through training programs.
  • Advisory and Collaborative Role: The CCI provides advisory opinions on competition matters to government bodies and collaborates with other regulators to ensure consistency with competition laws.

Source: News On Air

Competition Commission of India FAQs

Q1: What is the primary objective of the Competition Commission of India (CCI)?

Ans: To ensure fair competition and protect consumer interests

Q2: Under which act is the CCI established?

Ans: Competition Act, 2002

Udanti Sitanadi Tiger Reserve

Udanti Sitanadi Tiger Reserve

Udanti Sitanadi Tiger Reserve Latest News

Forest authorities recently arrested 53 persons for attempting to encroach upon protected land within the Udanti Sitanadi Tiger Reserve, Chhattisgarh.

About Udanti Sitanadi Tiger Reserve

  • It is located in the state of Chhattisgarh.
  • It was established by joining the regions represented by Sitanadi and Udanti wildlife sanctuaries. 
  • The drainage system of the reserve consists of the Mahanadi as the main river, along with the Udanti, Sitanadi, Indravan, and Pairi Rivers as tributaries.
  • The location of the reserve is strategic since it also connects with the Kanker and North Kondagaon forest divisions, forming a contiguous forest corridor to Indravati Tiger Reserve in the Bastar region.
  • It covers an area of about 1,842 sq.km.
  • There are 19 named mountains in the reserve. Deo Dongri is the highest point. The most prominent mountain is Atānga Dongar.
  • Flora
    • The forest type here is predominantly tropical dry and moist deciduous.
    • The forest is dominated by Sal (Shorea robusta), which forms dense patches across the landscape. 
    • Alongside, species such as Teak (Tectona grandis), Bamboo, Tendu, Mahua, Bija, and Harra contribute to the green diversity of the region.
  • Fauna: 
    • Along with the Indravati Tiger Reserve, the Udanti Sitanadi Tiger Reserve is an important refuge for the last few herds of the highly endangered Wild Buffalo.
    • Apart from the tiger, other endangered and rare species are the Indian Wolf, Leopard, Sloth Bear, and Mouse Deer.

Source: TOI

Udanti Sitanadi Tiger Reserve FAQs

Q1: Udanti Sitanadi Tiger Reserve is located in which Indian state?

Ans: Chhattisgarh

Q2: Which major river forms the main drainage system of the Udanti Sitanadi Tiger Reserve?

Ans: The Mahanadi River.

Q3: What is the total area covered by the Udanti Sitanadi Tiger Reserve?

Ans: Approximately 1,842 sq. km.

Q4: What is the predominant forest type found in the Udanti Sitanadi region?

Ans: Tropical dry and moist deciduous forests.

Dark Eagle Hypersonic Missile System

Dark Eagle Anti Missile System

Dark Eagle Hypersonic Missile System Latest News

The US Army and Navy recently completed integrated testing of the Dark Eagle Long-Range Hypersonic Weapon (LRHW).

About Dark Eagle Hypersonic Missile System

  • It is a hypersonic missile system of the United States Army.
  • It is a non-nuclear, ground-launched hypersonic missile weapon system.
  • The missile component of the LRHW is reportedly being developed by Lockheed Martin and Northrop Grumman.
  • Built for strategic attack missions, the weapon is capable of penetrating anti-access/area-denial (A2/AD) defenses, suppressing long-range enemy fires, and delivering rapid precision effects when and where they are needed.

Dark Eagle Hypersonic Missile System Features

  • It is a land-based hypersonic weapon designed to strike targets at distances of up to 2,735 kilometers.
  • It comprises a mobile ground-based battery equipped with four Transporter Erector Launchers (TEL), supported by command and control elements, with each TEL capable of launching two missiles for a total of eight.
  • The system’s ballistic missile features two stages, one of which includes a hypersonic glide warhead (C-HGB), an unpowered but highly maneuverable vehicle capable of reaching extreme speeds of Mach 17, making interception particularly difficult.
  • The missile climbs to the edge of space, flies through the upper atmosphere out of reach of most enemy defenses, then maneuvers toward its target.
  • Each hypersonic missile is powered by a solid-fueled two-stage rocket booster.

Source: ET

Dark Eagle Hypersonic Missile System FAQs

Q1: The Dark Eagle LRHW is a hypersonic missile system developed by which country?

Ans: United States

Q2: The Dark Eagle LRHW is classified as which type of weapon system?

Ans: Non-nuclear, ground-launched system.

Q3: What is the maximum strike range of the Dark Eagle LRHW?

Ans: 2,735 km

Q4: What type of propulsion is used in each Dark Eagle hypersonic missile?

Ans: Solid-fueled two-stage rocket booster.

Autophagy

Autophagy

Autophagy Latest News

Researchers have uncovered a surprising player in the autophagy process that can pave the way for developing therapies for diseases such as Alzheimer’s, Parkinson’s, and cancer.

About Autophagy

  • It is a key biological process where cells clear out damaged and unwanted materials.
  • The autophagy pathway, which removes damaged material and defends against infections, is disrupted in diseases like Alzheimer’s and Huntington’s.
  • When a cell fails to clear waste, its health suffers, especially in long-lived neurons.
  • Autophagy is the body's cellular recycling system.
  • It allows a cell to disassemble its junk parts and repurpose the salvageable bits and pieces into new, usable cell parts.

Importance of Autophagy

  • It recycles damaged cell parts into fully functioning cell parts.
  • It gets rid of nonfunctional cell parts that take up space and slow performance.
  • It destroys pathogens in a cell that can damage it, like viruses and bacteria.
  • Autophagy plays an important role when it comes to aging and longevity, too. 

Autophagy and Disease Linkages

  • Autophagy initially prevents cancer but later supports tumour growth and acts as a tumour suppressor by maintaining genome integrity and cellular homeostasis.
  • In certain types of cancer, cells hijack autophagy for their own survival and propagation.

Source: DD News

Autophagy FAQs

Q1: What is autophagy?

Ans: A process of cellular digestion and recycling

Q2: What is the role of autophagy in cells?

Ans: To remove damaged organelles and proteins.

Tundra Ecosystem

Tundra Ecosystem

Tundra Ecosystem Latest News

 According to a study conducted in Arctic Alaska, wildfires in the tundra have been more active this past century than at any time in the past 3,000 years.

About Tundra Ecosystem

Tundra Biome is a treeless region found in the Arctic and on the tops of mountains, where the climate is cold and windy, and rainfall is scant.

Characteristics of Tundra Ecosystem

  • Low temperatures: The average temperature is -34 to -6 degrees Celsius (-30 to 20 degrees Fahrenheit) in the tundra region.
  • Short growing seasons: The summer growing season is just 50 to 60 days, when the sun shines up to 24 hours a day.
  • Permafrost: A layer of permanently frozen soil lies beneath the surface, which can be a few inches to several feet thick.
  • Minimal precipitation: Despite often being compared to deserts in terms of moisture, the tundra receives low levels of precipitation, often as snow.
  • Limited biodiversity: The harsh conditions of the tundra result in fewer plant and animal species compared to other biomes.
  • Carbon sink: The tundra acts as a significant carbon storage area due to slow decomposition rates in the cold environment.

The World has Three Types of Tundra

  • Arctic Tundra: It  occurs north of the taiga belt in the far Northern Hemisphere (It encompasses the land between the North Pole and the boreal forest, including parts of Canada, Russia, Greenland, Iceland, Norway, Sweden, and Finland.)
  • Alpine tundra: It prevails above the tree line in mountains worldwide (in various mountain ranges such as the Rockies, the Andes, the Himalayas, and the Alps).
  • Antarctic tundra: It includes several sub-Antarctic islands and parts of the continent of Antarctica.
  • Flora: Mosses, lichens, sedges, cotton grass, birches etc.
  • Fauna: Arctic foxes, snow geese, polar bears etc.

Source: DTE

Tundra Ecosystem FAQs

Q1: What is the Tundra Biome characterized by?

Ans: Cold temperatures and low vegetation

Q2: Where is the Tundra Biome primarily located?

Ans: In Arctic and sub-Arctic regions

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