travel haji jakarta

YOGYAKARTA, Saco-Indonesia.com - Mahasiswa Fakultas Kedokteran Hewan UGM Yogyakarta, Artina Prastiwi menemukan vaksin flu burung atau Avian Influenza H5N1 dengan memanfaatkan ekstrak buah mahkota dewa (Phaleria macrocarpa).

"Vaksin tersebut terbukti mampu menghambat perkembangan virus Avian Influenza (AI) hingga 87 persen. Selain telah teruji dalam skala laboratorium, vaksin itu juga lebih murah dibandingkan dengan vaksin kimia yang dijual di pasaran," kata Artina di Yogyakarta, Kamis (3/3/2011).

Menurut dia, vaksin AI di pasaran biasanya dibanderol Rp 200.000 per 100 dosis, sedangkan vaksin temuannya hanya Rp 75.000 per 100 dosis.

"Meskipun terbilang efektif dan murah, vaksin itu belum dipasarkan secara massal, karena masih perlu penelitian lebih lanjut untuk mengetahui secara pasti hasilnya," katanya.

Vaksin itu memanfaatkan buah mahkota dewa, potensi lokal Indonesia, yang secara ilmiah telah terbukti mampu meningkatkan daya tahan tubuh sebagai antivirus AI.

Kandungan saponin dalam buah mahkota dewa bermanfaat selain dapat meningkatkan sistem kekebalan tubuh dan vitalitas, juga bisa dimanfaatkan sebagai antibakteri dan antivirus.

Menurut dia, untuk mendapatkan senyawa saponin, buah mahkota dewa dibuat ekstrak melalui penyulingan.

 

Sumber :ANT/kompas.com
Editor : Maulana Lee
Buah Mahkota Dewa Ditakuti Flu Burung, Bisa Sebagai Vaksin Flu Burung

WASHINGTON — During a training course on defending against knife attacks, a young Salt Lake City police officer asked a question: “How close can somebody get to me before I’m justified in using deadly force?”

Dennis Tueller, the instructor in that class more than three decades ago, decided to find out. In the fall of 1982, he performed a rudimentary series of tests and concluded that an armed attacker who bolted toward an officer could clear 21 feet in the time it took most officers to draw, aim and fire their weapon.

The next spring, Mr. Tueller published his findings in SWAT magazine and transformed police training in the United States. The “21-foot rule” became dogma. It has been taught in police academies around the country, accepted by courts and cited by officers to justify countless shootings, including recent episodes involving a homeless woodcarver in Seattle and a schizophrenic woman in San Francisco.

Now, amid the largest national debate over policing since the 1991 beating of Rodney King in Los Angeles, a small but vocal set of law enforcement officials are calling for a rethinking of the 21-foot rule and other axioms that have emphasized how to use force, not how to avoid it. Several big-city police departments are already re-examining when officers should chase people or draw their guns and when they should back away, wait or try to defuse the situation

Police Rethink Long Tradition on Using Force

Artikel lainnya »