News: This Modified Common Cold Virus Specifically Targets & Kills Cancer (& Leaves Healthy Cells Alone)
The search for a cancer treatment that selectively finds and kills only the cancerous cells has just made a giant leap forward.
The search for a cancer treatment that selectively finds and kills only the cancerous cells has just made a giant leap forward.
As our cells age, they eventually mature and die. As they die, they alert nearby cells to grow and multiply to replace them. Using a special imaging process that combines video and microscopy, scientists have observed the cellular communication between dying and neighboring cells for the first time, and think they may be able to use their new-found information against cancer cells, whose damaged genomes let them escape the normal dying process.
The problem with HIV is that it attacks and kills the very cells of the immune system that are supposed to protect us from infections — white blood cells. But a new technique, developed by scientists at The Scripps Research Institute (TSRI) in La Jolla, California, offers a distinct HIV-killing advantage.
If the all the fingerlike projections in our gut were flattened out, its surface area would be 100 times bigger than our skin's. It's so large that the actions of just a small part of it can impact our health. A new research study has found that enterochromaffin cells in the intestinal lining alert the nervous system to signs of trouble in the gut — trouble that ranges from bacterial products to inflammatory food molecules.
People who have heart disease get shingles more often than others, and the reason has eluded scientists since they first discovered the link. A new study has found a connection, and it lies in a defective white cell with a sweet tooth.
Being infected with HIV means a lifetime of antiviral therapy. We can control the infection with those drugs, but we haven't been able to cure people by ridding the body completely of the virus. But thanks to a new study published in Molecular Therapy by scientists at the Lewis Katz School of Medicine (LKSOM) at Temple University and the University of Pittsburgh, all that may change.
For most people, learning how to work with electronics is far from intuitive. Getting the diodes in your hands and working with them is the best way to go about it, and this video will teach you a great lab for learning about diodes, potentiometers, capacitors, photo cells, and power supplies.
Interested in getting 1.5-volt button cell batteries for pennies on the dollar? Kip Kay, of Make Magazine, is here to show you how. The trick is to buy Energizer A23s, each of which contains 8 1.5-volt button cells. For detailed instructions on this straightforward money-saving hack, take a look!
Check out this informative video tutorial from Apple on how to hide, filter and sort table cells in Numbers '09.
Before you can work in Word 2010, you'll need to learn how to work with it. See how to join, split and apply formatting to cells within Microsoft Word 2010 with this free video software tutorial. Whether you're new to Microsoft's popular word processor or just wish to get to know Word 2010 a little better, you're sure to find much of value in this video lesson. For more and better information, and to get started working with cells in MS Word 2010 yourself, take a look.
Looking for a guide on how to enter data into nonadjacent cells in MS Excel 2010? This clip will show you how it's done. Whether you're new to Microsoft's popular digital spreadsheet application or a seasoned professional looking to become better acquainted with the features and functions of Excel 2010, you're sure to benefit from this free video software lesson. Take a look.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 656th installment in their series of digital spreadsheet magic tricks, you'll learn see how to use the Speak Cells on Enter function.
In this tutorial, we learn how to lock and unlock cells in Excel. First, right click one cell and click on format cells. Go to the protection cell, and then un-check the locked category. Click ok, then go to protect sheet, inside of tools. Now, do now allow locked cells to be checked. Now, you will not be able to select cells in the worksheet except cells that are unlocked. This is a great way to protect your information, so it won't accidentally get deleted or ruined. You can do this for ent...
Mastering your Excel skills? Have a busy Excel workbook or spreadsheet that needs to some organizing? In this two-part tutorial, learn how to pull text from cells & separate them into multiple columns in MS Excel. You will learn how to use the LEN(), FIND(), LEFT(), and RIGHT() functions to pull text from Microsoft Excel 2007 cells & assign them to different columns.
Many people like to understand how exactly their body works. Understanding the blood will help you a lot when your doctor explains results from blood tests.
Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 34th installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how to hide columns, select visible cells only, and then copy and paste just those visible cells (all with and without the use of formulas). Learn to love digital spreadsheets more perfectly with the tricks outlined in this free Microsoft Office how-to.
See how to use the Format Cells dialog box and the pop-up mini-toolbar in Microsoft Excel 2007. Whether you're new to Microsoft's popular digital spreadsheet application or a seasoned business professional just looking to better acquaint yourself with this particular iteration of the program, you're sure to be well served by this video tutorial. For more information, including step-by-step instructions, watch this free video guide.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun and Mr. Excel, the 10th installment in their joint series of digital spreadsheet magic tricks, you'll learn how to invert a range (turn a range of cells upside down) with two different INDEX formulas.
When using a light microscope you need a very thin layer of cells on your slide. This how to video is a simple demonstration how to prepare onion cell Slides and human cheek cell slides.
See how to apply condition formatting when working in Microsoft Excel 2007. Whether you're new to Microsoft's popular word processing application application or a seasoned MS Office professional just looking to better acquaint yourself with the Word 2007 workflow, you're sure to be well served by this video tutorial. For more information, and to get started using the useful formatting feature in your own Excel documents, watch this free video guide.
In this video tutorial, viewers learn how to create drop down menus in Microsoft Excel. This task is very easy, fast and easy to do. Begin by highlighting a desired cell. Then click on the Data tab and click on Data Validation under Data Tools. When the Data Validates window opens, click on the Error tab and deselect "Show error alert after invalid data is entered". Then click on OK. Now simply type in the data into the selected cell. This video will benefit those viewers who use Microsoft Ex...
In this software video tutorial you will learn how to merge and unmerge cells in Excel. A cell in an Excel spread sheet is assigned a row and a column number. You will mostly need to merge cells when you are trying to create headers that span across two or more cells. For this select the cells that you want to merge by clicking and holding down the left mouse key on the first cell and then dragging it across the other cells that you want to merge. Then go to the 'home' tab, click on 'alignmen...
If you want to save money on your electric bill, try building some of these solar panels using solar cells wired in a series. You can save money by using extra glass you or a friend may already own if it isn't being used. Soon you can harness the power of the sun by creating your own solar electricity.
This video is an Excel magic trick which shows how to select cells in Excel through keyboard shortcuts. He starts by the basics where he shows how to select a range of cells in excel work book. He shows how to jump to the top and bottom of the selection area. He even shows how to use shift key to select the whole range. Finally he shows how to hold control, shift and click to select the whole ranges. He even shows how to select ranges top to bottom and from left to right. This video shows how...
Want to create a formula to count cells in Excel 2011? This video will show you how it's done. Whether you're new to Microsoft's popular digital spreadsheet application, new to Excel 2011 or even an expert merely looking to brush up on the fundamentals, you're sure to be well served by this quality video tutorial from the folks at Lynda. For all of the details, and to get started counting cells by formula in your own MS Excel '11 projects, watch the video.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 504th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the borders tab in the Format Cells dialog box to create a 3D effect.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 269th installment in their series of digital spreadsheet magic tricks, you'll learn how to get criteria from four (4) different cells and combine (join) them into one criterion for the COUNTIF function.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 384th installment in their series of digital spreadsheet magic tricks, you'll learn how to use an easy go-to/enter keyboard shortcut trip that will allow you to highlight 1000 (100x100) cells.
Microsoft Office Excel 2007 spreadsheet manager is a powerful tool that enables information workers to format spreadsheets, as well as analyze and share information to make more informed decisions. In this MS Excel video tutorial, you'll learn about adding hidden comments (and metadata more generally) to data cells. For more information on commenting, watch this Microsoft Office Excel how-to.
Take a look at this instructional video and learn how to combine the contents of multiple cells into one cell in Microsoft Excel 2007. This software offers two formulas to perform this combination.
In this tutorial, we learn how to link two workbooks and cells in Excel. First, save both of the files that you want to link together. Make sure you only have one Excel window open, then double click the other Excel file, don't open separately. Next, type in the equals sign into the "A" column, then to go the window menu and you will be able to see all the Excel files currently open. Now, click "link" and you will be taken back to the original worksheet. Now, you will be linked to the other n...
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 8th installment in their series of digital spreadsheet magic tricks, you'll learn how to take a column of text and break it apart into separate columns using Excel's text-to-column tool.
Are you looking for a way to make your Microsoft Excel formulas simpler, faster and more efficient? If so, you're in the right place. With this free video lesson from everyone's favorite digital spreadsheet guru, YouTube's ExcelsFun, the 7th installment in his "Excel Formula Efficiency" series, you'll learn how to use a helper cell to remove a time-consuming (expensive) section of your formula to speed up calculations.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 298th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the SUMPRODUCT and MOD function to add up all hours in one cell worked by employees when time in and time out data are entered as time values.
Storing information, such as a full address, in one column can limit what you can do with that information. For example, you can't easily filter or sort by part of the address, such as country/region or city. However, if you break up the address into its parts — street address, city, state/province, postal code, country/region — one for each column, you can remove those limits. Watch this instructional video to see how to use the Convert Text to Columns Wizard to automatically break up a sing...
Using the Merge feature in Microsoft Office Excel 2007, you can quickly turn that worksheet into an easy-to-scan, appealing report. When you merge cells, you join several adjacent cells into one larger cell. Check out this tutorial and learn how to adjust the position of the contents of the merged cell and add borders and background colors.
Cells in Numbers '08 are the same as in Excel. Basically, they are where you store your data. This tutorial will show you how to use the different functions of cells.
This video gives instructions on how to microscopically determine if a person has bacterial vaginosis.
This video shows you how to make a wet mount that will determine if a person has yeast infection.
Do you know what Vitamin B12 is? If you're feeling sleepy, your body will thank you for finding out!