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Explained: What is Hepatitis A that is causing an outbreak in Kerala

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New Delhi, May 17 (IANS) Vaccination, hygiene, and a balanced diet are the major ways to prevent hepatitis A — a highly contagious liver infection caused by the hepatitis A virus (HAV) –, said doctors on Friday amid reports of a severe outbreak in Kerala.

Hepatitis A is spread via ingestion of contaminated food and water or through direct contact with an infectious person.

Hepatitis A outbreak in Kerala

Kerala’s Malappuram district has in the last few days seen a massive outbreak of Hepatitis A, with reportedly about 8,000 cases and 12 deaths.

Kerala has continually been witnessing such outbreaks since 2018. As per the government data, the state has witnessed 1,977 confirmed cases and 12 deaths since January this year.

In addition, about 5,536 suspected Hepatitis cases have also been reported, and 15 are suspected to have died due to the virus.

“The increase in temperature and decrease in rainfall and decreasing surface water has impacted drinking water quality, heightening the risk of waterborne illnesses like Hepatitis A, typhoid and gastroenteritis which spreads through contaminated water and food, particularly when faecal matter pollutes water sources,” Lorance Peter, Director – Gastroenterology & Hepatology, Sakra World Hospital Bengaluru, told IANS.

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Meanwhile, Kerala Health Minister Veena George has reportedly put four districts — Kozhikode, Malappuram, Thrissur, and Ernakulam — on alert as a maximum number of cases have been reported from here.

Naveen Ganjoo, Senior Consultant – Hepatology & Integrated Liver Care, Aster RV Hospital, Bengaluru, said that the affected population in Kerala is mainly adults as the state is typically good in sanitation so they have managed to prevent Hepatitis A in children.

“It has been seen that at this age Hepatitis A is more dangerous. Also, a different strain particular to geography may be in play as there is also renal impairment with liver dysfunction which is the main organ affected,” Naveen told IANS.

Hepatitis A and its implications

Hepatitis A is a highly contagious liver infection. But unlike Hepatitis B and C, it does not lead to chronic liver disease but can cause severe symptoms and, in rare cases, lead to liver failure.

Symptoms often include fatigue, nausea, abdominal pain, loss of appetite, and jaundice. Most people recover fully within a few weeks to months, but the illness can cause severe weakness.

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Especially in older adults or those with underlying liver conditions, it can cause acute liver failure, a life-threatening condition,

“Hepatitis A spreads primarily through the faecal-oral route, often via contaminated food or water. Common sources include consuming raw or undercooked food, drinking contaminated water or ice, eating food prepared by someone with the virus who has not practised proper hand hygiene, and close personal contact with an infected person or caring for someone who is ill,” said Lokesh L V, Lead Consultant Gastroenterologist, SPARSH Hospital, Bengaluru.

Lorance explained that jaundice is a common symptom of Hepatitis, and appears well after the virus has been present in stool for up to two weeks and can persist beyond the resolution of symptoms, thereby contributing to silent ongoing contamination.

Maintaining liver health and nutrition during a hepatitis attack is paramount, necessitating lifestyle adjustments such as no alcohol intake and refraining from smoking.

“A balanced diet during this time should consist of ample whole grains, fruits, and vegetables packed with essential vitamins and fibre. Healthy fats like Medium-chain triglyceride (MCT) oil and olive oil can help reduce inflammation, while lean proteins from poultry, fish, and legumes are beneficial. Despite dietary constraints, there are plenty of appetising and nutritious food choices available, with an emphasis on fresh, seasonal produce to boost overall nutritional intake,” Lorance said.

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The expert also stressed the need to take the vaccination drive seriously “to prevent this epidemic as it is easily spread in a larger population which can be detrimental and increase massive burden on healthcare.”

“Hepatitis A vaccine is safe, effective, and recommended for all children and adults who are at risk,” Lokesh said.

He also called for regular handwashing with soap and water, cooking food thoroughly, and drinking bottled or boiled water.

–IANS

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Indian startups raised nearly $176 million across 16 deals in July 1st week

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New Delhi, July 6 (IANS) The Indian startup ecosystem raised nearly $176 million in funding across 16 deals in the first week of this month.

In the biggest funding round, fashion e-commerce platform Purplle secured $120 million led by Abu Dhabi Investment Authority.

Agri-tech startup Arya.ag also announced to raise $29 million led by impact investment firm Blue Earth Capital.

Video telematics startup Cautio also announced a pre-seed raise of Rs 6.5 crore led by Antler, 8i Ventures and AU Small Finance Bank.

Homegrown startups have raised nearly $7 billion in funding during the first half (H1) of 2024, more than the $5.92 billion raised in H1 2023.

Also, the fintech ecosystem achieved a significant milestone in the first half of this year by ranking among the top three funded globally, alongside the US and the UK.

–IANS

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Facing unexplainable mood disorders? You may be low on Vitamin B 12: Doctors

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New Delhi, July 6 (IANS) Vitamin B-12 plays a key role in producing brain chemicals that affect mood and other brain functions, said doctors on Saturday.

Vitamin B-12 (also known as cobalamin) plays a crucial role in the formation of red blood cells, cell metabolism, nerve function, and the production of DNA.

Some common symptoms of Vitamin B12 deficiency include strange sensations, numbness, or tingling in the hands, legs, or feet, difficulty walking (staggering, balance problems), anaemia, difficulty thinking and reasoning (cognitive difficulties), memory loss, weakness, or fatigue.

“Vitamin B-12 and other B vitamins play a crucial role in producing brain chemicals that affect mood and other brain functions. Low levels of B-12, as well as other B vitamins like vitamin B-6 and folate, may be linked to depression,” Dr Anshu Rohtagi, Senior Consultant, Department of Neurology, Sir Ganga Ram Hospital, told IANS.

“The deficiencies can result from poor diet or difficulties in absorbing the vitamins consumed. So, maintaining adequate B-12 level is essential for overall well-being, including mood regulation,” she added.

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Vitamin B-12 is majorly found in poultry, meat, fish, and dairy products. It is available as an oral supplement, as injections, or nasal spray.

People who consume a vegetarian or vegan diet may be more prone to deficiency as plant foods do not contain vitamin B-12. The elderly and people with digestive tract conditions that affect the absorption of nutrients also are susceptible to vitamin B-12 deficiency.

“Vitamin B12 plays a crucial role in producing brain chemicals like serotonin, which helps regulate mood. When B12 levels dip, these chemicals can become imbalanced, potentially leading to symptoms like mood swings, irritability, and even depression,” Dr Guruprasad Hosurkar, Additional Director – Neurology, Fortis Hospital, Bannerghatta Road, Bengaluru, told IANS.

Importantly, the doctor explained that the “connection is not gender-specific. Both men and women can experience mood changes due to B12 deficiency”.

While research is ongoing, studies suggest a link between low B12 and depression, with some showing improvement in mood with B12 supplementation.

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However, it’s important to note that mood swings can have many causes, and a doctor should be consulted to rule out other factors and determine if a B12 deficiency is present, Dr Guruprasad said.

“Vitamin B12 deficiency causes several neurological symptoms such as tingling, numbness & burning of feet, imbalance, memory impairment, mood disorders, psychosis, seizures, and Parkinsonism,” explained Dr Sudhir Kumar, from Indraprastha Apollo Hospitals, Hyderabad in a post on social media platform X.

“In a patient presenting with neurological or psychiatric symptoms, suspect vitamin B12 deficiency as a cause (especially if there is no obvious cause identified). Early diagnosis and prompt initiation of treatment rapidly improves patient’s symptoms,” he added.

The doctors also stressed the need to maintain a healthy lifestyle and advised key behaviours such as managing high blood pressure, and blood sugar, quitting smoking, and alcohol, staying physically active, getting adequate sleep, and managing stress.

–IANS

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Former NASA astronaut Steve Lee Smith to headline Kerala AI conclave

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Kochi, July 6 (IANS) Former NASA astronaut and technology executive Steve Lee Smith will be the highlight of the two-day first International GenAI Conclave to be hosted by the Kerala Government in Kochi on July 11 and 12.

This event is in association with IBM. Chief Minister Pinarayi Vijayan will inaugurate it.

A veteran astronaut, Smith flew into space four times at 28,000 KMH on the space shuttle during his stint in NASA, covering 16 million miles.

He also performed seven spacewalks, including repairs of the Hubble Space Telescope.

Smith will speak on ‘Lessons Learned from A Skywalker’ at the conclave.

The event will be attended by leading lights in this area to explore the transformative potential of AI and its impact on society and the economy.

The GenAI conclave aims to transform Kerala as an AI destination and showcase the state’s perspectives on industry 4.0, besides giving a thrust to the growth of the economy.

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Besides developers, universities, students, media and analysts, the conclave will feature demos, activations, interactions with industry experts, panel discussions and lectures.

Participants will also get a first-hand experience in the latest advancements in the AI sector.

–IANS

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Mice with functional humanised immune system shows promise

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New Delhi, July 6 (IANS) A first-of-its-kind mice model with a fully functional human immune system and a human-like gut microbiome has shown promise of mounting specific antibody responses.

To date, researchers have not developed a fully functional human immune system, but only those with a brief lifespan that do not mount efficient immune responses, making them unsuitable for the development of in vivo human immunotherapies, human disease modelling, or human vaccine development.

Developed by scientists at The University of Texas in the US, the new model will overcome limitations of currently available in vivo human models and is a breakthrough for biomedical research and promises new insight into immunotherapy development and disease modelling.

Detailed in the journal Nature Immunology, the new humanised mice, called TruHuX (for truly human, or THX), possess a fully developed and fully functional human immune system, including lymph nodes, germinal centres, thymus human epithelial cells, human T and B lymphocytes, memory B lymphocytes, and plasma cells making highly specific antibody and autoantibodies identical to those of humans.

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THX mice mount mature neutralising antibody responses to Salmonella Typhimurium and SARS-CoV-2 virus Spike S1 RBD after vaccination with Salmonella flagellin and the Pfizer Covid-19 mRNA vaccine, respectively.

It is also amenable to developing full-fledged systemic lupus autoimmunity after an injection of pristane — an oil that triggers an inflammatory response.

“THX mice provide a platform for human immune system studies, development of human vaccines, and testing of therapeutics,” said Paolo Casali, Professor at the University of Texas School of Medicine in San Antonio, US.

They do this “by critically leveraging oestrogen activity to support human stem cell and human immune cell differentiation and antibody responses”, he added.

–IANS

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Atal Innovation Mission empowering innovators in Tier 2 & 3 cities: Director

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New Delhi, July 6 (IANS) Atal Innovation Mission’s (AIM) Community Innovator Fellows (CIFs) programme is empowering innovators in Tier 2 and Tier 3 cities, said Dr. Chintan Vaishnav, Mission Director at AIM.

He said this while delivering a keynote address at NITI Aayog marking the celebration of the graduation of its second batch of CIFs on Friday.

Dr. Chintan underscored the programme’s pivotal role in advancing solutions across healthcare, education, agriculture, and financial services, resonating deeply with the ethos of sustainable development.

“We have now established robust institutions that seamlessly integrate business incubation with academia. This well-designed project aspires to be a model of excellence,” Dr. Vaishnav said.

He noted that the Community Innovator initiative “captures the aspirations of youth eager to go beyond traditional boundaries in innovation and startups. It embodies both rigour and relevance, truly inspiring in its mission and impact.”

AIM, through its Atal Community Innovation Centres (ACIC) programme has envisaged serving the unserved/underserved areas of the country, providing support to every grassroots innovator, and working towards accelerating the pathway to reach SDGs 2030.

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“These innovators serve as role models not only for their communities but also for society at large. I’m delighted to witness each business prospering — it’s like shaping raw gold into a precious jewel,” said Anurag Pratap Singh, Vice President & CSR Leader at Capgemini India.

Dr. Suresh Reddy, Lead CSR & Director at SRF Foundation, reflected on the impact of social entrepreneurship in addressing community challenges.

–IANS

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