Warung Bebas

Kamis, 02 April 2009


Belimbing Ampuh Tangkal Radikal Bebas

JAKARTA - Buah yang satu ini memang tidak sepopuler buah pencuci mulut lainnya. Padahal bila matang, buah ini memiliki rasa manis yang menyegarkan. Belimbing buah asli India dengan bentuk unik itu ada dua jenis, belimbing manis (Averrhoa Carambola) dan belimbing sayur atau belimbing wuluh (Averrhoa bilim) yang rasanya asam.

Buah belimbing mempunyai kandungan gizi cukup tinggi yang bermanfaat bagi tubuh. Dalam 100 gram buah belimbing yang matang mengandung energi (35 kal), protein (50 gram), lemak (0,7 gram), karbohidrat (7,70 gram), kalsium (8 mg), serat (0,90 gram), vitamin A (18 RE), vitamin C (33Mg) dan niacin (0,40 gram).

Untuk kesehatan berbagai manfaat dapat diambil dari belimbing manis. Sebagai sumber vitamin, khususnya vitamin A dan C, belimbing adalah antioksidan ampuh dalam memerangi radikal bebas. Buah ini juga mampu membantu mencegah penyebaran sel-sel kanker, meningkatkan daya tahan tubuh dan mencegah sariawan.

Belimbing mengandung pektin yang mampu mengikat kolesterol dan asam empedu terdapat dalam usus dan membantu pengeluarannya. Selain itu, buah ini juga dapat menurunkan kadar kolesterol jahat dalam darah.

Kandungan serat yang tinggi, membuat belimbing bermanfaat untuk melancarkan proses pencernaan. Kadar kalium yang tinggi, serta natrium yang rendah, juga cocok sebagai obat hipertensi. Untuk penggemar buah yang memiliki kelebihan berat badan, belimbing baik untuk pilihan karena mengandung kaloi rendah.

Selain manfaat yang dapat diambil dari buah, bunga dan akar pohon belimbing pun memiliki khasiat. Bunga belimbing ternyata memiliki sifat khas manis dan menetralkan plus kandungan kimia berupa glukosida, vitamin B, dan vitamin C. Bunga belimbing manis memiliki khasiat sebagi antipiretik dan ekspektoran, sehingga dapat dimanfaatkan mengatasi batuk pada anak-anak. Akar pohon belimbing juga dapat dimanfaatkan untuk sakit kepala dan nyeri persendian (rematik). Kini, bila ada buah belimbing di pasar, jangan ragu untuk membeli/cr1/itz

Sumber :- http://republika.co.id/berita/41641/Belimbing_Ampuh_Tangkal_Radikal_Bebas

Rabu, 01 April 2009

Reversing Tooth Decay

In the last post, I discussed the research of Drs. Edward and May Mellanby on the nutritional factors affecting tooth formation. Dr. Mellanby is the man who discovered vitamin D and identified the cause of rickets. Nutrition has a profound effect on tooth structure, and well-formed teeth are inherently resistant to decay. But is there anything you can do if your teeth are already formed?

Teeth are able to heal themselves. That's one reason why traditional cultures such as the Inuit can wear their teeth down to the pulp due to chewing leather and sand-covered dried fish, yet still have an exceptionally low rate of tooth decay. It's also how the African Wakamba tribe could traditionally file their front teeth into sharp points without causing decay. Both cultures lost their resistance to tooth decay after adopting nutrient-poor Western foods such as white flour and sugar.

Teeth are made of four layers.
Enamel is the hardest, most mineralized outer shell. Dentin is another protective mineralized layer that's below the enamel. Below the dentin is the pulp, which contains blood vessels and nerves. The roots are coated with cementum, another mineralized tissue.

When enamel is poorly formed and/or the diet isn't adequate, enamel demineralizes and decay sets in. Tooth decay is an opportunistic infection that takes advantage of poorly developed or maintained teeth. If the diet remains inadequate, the tooth has to be filled or removed, or the person risks more serious complications.


Fortunately, a decaying or broken tooth has the ability to heal itself if the diet is good, including by remineralizing enamel and dentin, and/or forming a limited quantity of new dentin. This new dentin is deposited by specialized cells called odontoblasts. Here's what Dr. Edward Mellanby had to say about his wife's research on the subject. This is taken from Nutrition and Disease:
Since the days of John Hunter it has been known that when the enamel and dentine are injured by attrition or caries, teeth do not remain passive but respond to the injury by producing a reaction of the odontoblasts in the dental pulp in an area generally corresponding to the damaged tissue and resulting in a laying down of what is known as secondary dentine. In 1922 M. Mellanby proceeded to investigate this phenomenon under varying nutritional conditions and found that she could control the secondary dentine laid down in the teeth of animals as a reaction to attrition both in quality and quantity, independently of the original structure of the tooth. Thus, when a diet of high calci­fying qualities, ie., one rich in vitamin D, calcium and phosphorus was given to the dogs during the period of attrition, the new secondary dentine laid down was abundant and well formed whether the original structure of the teeth was good or bad. On the other hand, a diet rich in cereals and poor in vitamin D resulted in the production of secondary dentine either small in amount or poorly calcified, and this happened even if the primary dentine was well formed.
Thus, in dogs, the factors that affect tooth healing are the same factors that affect tooth development:

  1. The mineral content of the diet, particularly calcium and phosphorus
  2. The fat-soluble vitamin content of the diet, chiefly vitamin D
  3. The availability of minerals for absorption, determined largely by the diet's phytic acid content (prevents mineral absorption)
What about humans? Drs. Mellanby set out to see if they could use their dietary principles to cure tooth decay that was already established. They divided 62 children with cavities into three different diet groups for 6 months. Group 1 ate their normal diet plus oatmeal (rich in phytic acid). Group 2 ate their normal diet plus vitamin D. Group 3 ate a grain-free diet and took vitamin D.

In group 1, oatmeal prevented healing and encouraged new cavities, presumably due to its ability to prevent mineral absorption. In group 2, simply adding vitamin D to the diet caused most cavities to heal and fewer to form. The most striking effect was in group 3, the group eating a grain-free diet plus vitamin D, in which nearly all cavities healed and very few new cavities developed. Grains are the main source of phytic acid in the modern diet, although we can't rule out the possibility that grains were promoting tooth decay through another mechanism as well.

Dr. Mellanby was quick to point out that diet 3 contained some carbohydrate (~45% reduction) and was not low in sugar: "Although [diet 3] contained no bread, porridge or other cereals, it included a moderate amount of carbohydrates, for plenty of milk, jam, sugar, potatoes and vegetables were eaten by this group of children." This study was published in the British Medical Journal (1) and
the British Dental journal. Here's Dr. Edward Mellanby again:
The hardening of carious areas that takes place in the teeth of children fed on diets of high calcifying value indicates the arrest of the active process and may result in “healing” of the infected area. As might be surmised, this phenomenon is accompanied by a laying down of a thick barrier of well-formed secondary denture... Summing up these results it will be clear that the clinical deductions made on the basis of the animal experiments have been justified, and that it is now known how to diminish the spread of caries and even to stop the active carious process in many affected teeth.
Dr. Mellanby first began publishing studies showing the reversal of cavities in humans using diet in 1924. Why has such a major medical finding, published in high-impact peer-reviewed journals, faded into obscurity?

Dr. Weston Price also had success curing tooth decay using a similar diet. He fed poor children one very nutritious meal a day and monitored their dental health. From Nutrition and Physical Degeneration (p. 290):

About four ounces of tomato juice or orange juice and a teaspoonful of a mixture of equal parts of a very high vitamin natural cod liver oil and an especially high vitamin butter was given at the beginning of the meal. They then received a bowl containing approximately a pint of a very rich vegetable and meat stew, made largely from bone marrow and fine cuts of tender meat: the meat was usually broiled separately to retain its juice and then chopped very fine and added to the bone marrow meat soup which always contained finely chopped vegetables and plenty of very yellow carrots; for the next course they had cooked fruit, with very little sweetening, and rolls made from freshly ground whole wheat, which were spread with the high-vitamin butter. The wheat for the rolls was ground fresh every day in a motor driven coffee mill. Each child was also given two glasses of fresh whole milk. The menu was varied from day to day by substituting for the meat stew, fish chowder or organs of animals.
Dr. Price provides before and after X-rays showing re-calcification of cavity-ridden teeth on this program. His intervention was not exactly the same as Drs. Mellanby, but it was similar in many ways. Both diets were high in minerals, rich in fat-soluble vitamins (including D), and low in phytic acid.

Price's diet was not grain-free, but used rolls made from freshly ground whole wheat. Freshly ground whole wheat has a high phytase (the enzyme that degrades phytic acid) activity, thus in conjunction with the long yeast rises common in Price's time, it would have broken down nearly all of its own phytic acid. This would have made it a source of minerals rather than a sink for them. He also used high-vitamin pastured butter in conjunction with cod liver oil. We now know that the vitamin K2 in pastured butter is important for bone and tooth development and maintenance. This was something that Dr. Mellanby did not understand at the time, but modern research has corroborated Price's finding that K2 is synergistic with vitamin D in promoting skeletal and dental health.

If I were to design the ultimate dietary program to heal cavities that incorporates the successes of both doctors, it would look something like this:

  • Rich in animal foods, particularly full-fat pastured dairy products (if tolerated) and bone broths. Also meat, organs, fish, and eggs.
  • Fermented grains only; no unfermented grains such as oatmeal, breakfast cereal, crackers, etc. No breads except true sourdough (ingredients should not list lactic acid). Or even better, no grains at all.
  • Limited nuts; beans in moderation, only if they're soaked overnight or longer prior to cooking (due to the phytic acid).
  • Starchy vegetables such as potatoes and sweet potatoes.
  • A limited quantity of fruit (one piece per day or less), but no refined sweets.
  • Cooked and raw vegetables.
  • Sunlight, high-vitamin cod liver oil, or vitamin D3 supplements.
  • Pastured butter.
  • No industrially processed food.
This diet would maximize mineral absorption while providing abundant fat-soluble vitamins. It probably isn't necessary to follow it strictly. For example, if you eat more mineral-rich foods such as dairy and bone broths, you can probably get away with more phytic acid. Or you might be able to heal cavities eating like this for only one or two meals a day, as Dr. Price demonstrated. 

This post is focused on diet, but obviously oral hygiene also matters.  Brushing your teeth, flossing, and rinsing your mouth out after meals will also reduce dental risks.  

The technique described above is applicable to early-stage, small cavities, not necessarily to advanced decay.  If you try to heal your own cavities using diet, please do it under the supervision of a dentist.  

The Benefits of Growing Algae in Your Water Filter

One of the factors that's often overlooked in our efforts to replicate the health of non-industrial cultures is water quality. Traditional cultures don't drink sterilized, chlorinated, fluoridated tap water. They drink from natural flowing streams and lakes, complete with their natural minerals, and... algae.

With every gulp, they ingest millions or even billions of tiny green organisms entirely missing from the modern water supply (1).

Fortunately, we can drink algae water too. As a matter of fact, millions of lazy people are doing it right now! All you have to do is buy a clear water filter, use it regularly and leave it in the sun. Over time, you'll develop your very own film of algae that will constantly shed into the water you drink. Here are some of the benefits of algae water:
  • Adds oxygen to the water, increasing your energy on a cellular level!
  • Probiotics in every cup
  • Algae are full of vitamin K. Who needs spinach!
  • Make your own biofuel
4 out of 5 scientists agree that a cup of algae water equals 3.7 servings of vegetables (2).

April fools!

Selasa, 31 Maret 2009

What did they take when they left? Part 3 - Where did it go and what did they take?

Howdy Reader,

In the prior posts in this series we've talked about how to determine if our suspect burned a CD and then what programs he ran before he left. In this post we will discuss ways our suspect could have taken out of the system and how we can find out what they took. There are several options available to someone who wants to take data depending on the environment they are in. They could burn a cd (which we talked about before), send out an email via their companies servers, send out an email via a webmail service, copy the data to a external drive, copy data to another network location or upload data to a web based file hosting service are the most common. Any combination of these methods can be used so we have two challenges:

  1. We need to determine what method or methods they used to take data from the system
  2. We need to determine what files they took using these methods


Method 1 – Email via corporate servers

  1. How did they take data from the system

How we are able to recreate activities will depend on the email system they have in place. Typically a suspect using this method will be emailing files and forwarding messages to their personal account. The sophistication of the suspect is pretty low in this method but occasionally even these suspects will delete these messages. Every email system has its own particular quirks for the recovery and analysis of messages, enough so that we will have separate posts to deal with each one at a later date. In most cases if a user has deleted the email messages we have three sources of recovery:

  1. Recovery of deleted messages from the local system


    When an email is sent from a suspect's system it is typically saved in the local and possible the server side 'sent' box. How we recover the message depends on how much time has passed since the user deleted the message, what other activity has occurred on the system since that time and whether or not the user purposefully attempted to push the email out of the local email archive.


    i. Messages recovered from the application database structure


    Most email systems have an accompanying client side application (groupwise, outlook, notes) that store the emails they receive into a database like structure. Typically when these emails are deleted they remain within the database like structure until they are flushed out (such as using the outlook compact and repair function). Until that occurs then most of the major commercially available forensic tools (Paraben's email examiner, Encase Forensic, Forensic Toolkit) can recover these deleted messages if they support the file format. If you are looking for a free option you might try the steps outlined here but that could become quite burdensome if you have a large number of messages to recover.

    ii. Messages recovered from the unallocated space

    Depending on the email client used the data will either be in plain text in the unallocated space for easy carving or it may be stored in some binary format such as the case with deleted messages from most outlook pst's. Outlook pst's support a data encoding format known as outlook compressible encryption. When this data is pushed out of the pst structure either over time or through the operation of a compact and repair the message will then exist in the unallocated space but be encoded in OCE. The only tool I know of currently that can search for OCE data in the unallocated space is encase. However the temporary files made by Microsoft Word, which has been the default editor for emails inside of Outlook since at least 2003, are recoverable as plain or Unicode text in the unallocated space.

  2. Recovery of deleted messages from the live server


    Most email servers don't flush out emails from their database when the user deletes them. If you or your IT contact has administrative access to the email server you can ask them to recover recently deleted messages from the live server. In exchange there is what has been called a 'dumpster' functionality that will retain emails for a definable set of days (default of 14 I believe). In groupwise you can recover deleted messages using tools like network email examiner or the salvage utility. In lotus notes you could either check to see if the 'soft delete' option was set and for how long it will retain messages or again use commercial tools. There are not many (any?) open source or free tools for dealing with enterprise email server solutions.


    If the email server has flushed out the message recovering the message from the unallocated space becomes more difficult since I don't know the encoding of the message. If you are dealing with a sendmail/imail server like Iplanet you can recover the messages in the unallocated space through regex searches for headers.


  3. Recovery of deleted messages from backup


    When all else fails you can go to backup, usually tape. Restore the email database for the relevant time intervals to hopefully capture the email it was not purged the same day it was deleted, not very typical. You can restore the tape with either the native software (netbackup, backupexec, arcserve, etc…) or with software that supports your tape format (Ontrack Powercontrols, Quest Recovery Manger for Exchange). Then you will need to access the email database either with the native email server in a recovery environment or with a tool that supports reading the database directly (network email examiner, Ontrack Powercontrols, Quest Recovery Manger for Exchange). Once you've done this you can see if the emails you are looking for exist. This is a very detailed topic on the variances of backup software for the forensic examiner and data available, I plan to make separate posts about each of the major backup formats and tape examination techniques.


  4. What did they take


    Now that we have the email messages we can see what was forwarded and attached to those messages to make a list of those files, email addresses and subject matters. In my job I have no knowledge of internal matters so I have to hand over this data to counsel so they can determine what that was sent to themselves contained relevant data.

Method 2 – Email via webmail

  1. How did they take data from the system


    The first step I would perform is examining the internet history of the user. If they did not clear out their internet history then you can look through it for webmail websites they have been visiting. The majority of webmail services are either free or in the case of a hosted website they own will be using a free webmail package (like squirrel mail). We can use these sites to get unique keywords they display in either the html source of the page or in the rendered page itself to identify specific pages of interest.


    The nature of how we send and receive data to websites dictates what is and is not recoverable. We can recover pages they have viewed, such as the contents of a mailbox/folder . We can see messages received the form to write an email but not the email they wrote. So we can look for the most recent views of their inbox for emails they have sent to themselves with files attached. Many people have said that gmail no longer leaves cached emails for us to recover. This is not in fact true, the move to the ajax model means we no longer have a separate cached page for every email viewed, instead we have to look at the virtual memory (pagefile.sys in windows, the swap partition in unix based systems) to find these email remnants.


  2. What did they take


    Most webmail sites will separately make a pop up or page for attaching files and giving notification of successfully attached files. This is good for us as we can recover each notification page and make a list of what files they sent themselves. In addition some suspects are nice enough to open each email they forwarded to themselves to just make sure they got their files.


There are three more methods to detail, but I don't want to wait another day to get this up. To be continued in part 4.



Sejarah Musik Metal

heavy metal ditemukan oleh band veteran tahun 60`an steppenwolf, dalam lagu klasiknya yang berjudul `Born To be Wild`.
"i like smoke and lightning heavy metal thunder Racin` with the wind and the feelin`that i`am under".Tapi istilah itu belum dipakai secara tepat sampai pada tahun 1970, ketika black sabbath merilis album perdana "paranoid".


cukup banyak band heavy metal. dari tahun 1960an atau bisa disebut blues Rock seperti Led Zepplin, AC/DC classic metal
dan disekitar 60an sampai 70an atau disebut classic rock seperti black sabbath, Blue Oyster Cult, deep purple, alice cooper. permainan
classic metal dimainkan kadang dengan organ. Musiknya dikendalikan oleh riff yang lebih sering dimainkan dalam tangga nada minor. vokalisnya
uga terpengaruh oleh led zeppelin kecuali bapak metal Ozzy Osbourne yang dipengaruhi oleh sirene udara.

Thrash metal, power metal, speed metal black metal, death metal, grindcore tempo lagu sangat cepat yang diusung oleh gitaris yang memainkan gitar rhytm
downstroke pada thrash metal oleh band band seperti metalica, megadeath, slayer dan anthrax yang dijuluki big four of thrash.
 

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