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Dialog "How Do I...?" - Biomedical: Medicine, Life Sciences, Biotechnology, Agriculture & Food

Sort Hits for Relevance?

TOPIC: Dialog is much more than a search engine. It empowers you to slice and dice the data in many ways to pull information together quickly. One specialized feature is the new SORT HITS command: SORT S#/ALL/HITS. SORTing by “hits” on your search terms lets you target relevancy. The command is best used in fulltext databases, such as NewsRX Weekly Reports (File 135) in the biotechnology/bioscience arena. What’s more, you can incorporate this command into Alerts.

Related databases include Adis Newsletters (File 428,429), Prous Science Daily Essentials (File 458, 459), Pharmaceutical and Healthcare Industry News Database (PHIND) (File 129*,130*) and Dialog NewsRoom (File 990).

*(Subscriber access.)

 

In this example, you will run a search in NewsRX Weekly Reports on adult stem cells. Then you will use the Sort command to rearrange the results by relevancy.

 

COMMAND SUMMARY

BEGIN 135
SELECT ADULT(3N)STEM(W)CELL?
SELECT S1/2005:2008
REMOVE DUPLICATES
SORT S3/ALL/HITS
TYPE S4/8,K/1-2
TYPE S4/9/1


HOW TO...



1. BEGIN File 135, NewsRX Weekly Reports, to get updates on biotechnological developments.

2. SELECT terms. Be sure to use proximity connectors when searching a phrase. (N) specifies that terms are next to each other in either order. A number in front of N denotes within so many words. (W) or () stipulates that terms appear next to each other in exact order. A question mark after a word allows for variant word endings.

3. Use a database LIMIT feature to restrict retrieval to a range of years. The colon acts as OR.


?b 135

 File 135:NewsRx Weekly Reports 1995-2008/Sep W3
       (c) 2008 NewsRx
      Set  Items  Description
      ---  -----  -----------
?select adult(3n)stem(w)cell?
           44638  ADULT
           30674  STEM
          323970  CELL?
      S1    2245  ADULT(3N)STEM(W)CELL?

?select S1/2005:2008
            2245  S1
          692143  PY=2005 : PY=2008
      S2    1733  S1/2005:2008



4. REMOVE DUPLICATES
(RD). It is possible to remove duplicates even in just one database. RD creates a new search set.

5. SORT all the records in the RD set (S3) by “hits” of the search terms. This creates a new search set (S4) sorted by relevancy in descending order. The record with the highest incidence becomes the first record.


?rd        
      S3    1682  RD  (unique items)

?sort s3/all/hits
      S4    1682  Sort S3/ALL/HITS



6. TYPE
a few records in Formats 8 and K (KWIC) to see titles, indexing, publication dates, word counts and Key Words in Context.

Notice the amount of “hits” in the first records.

 

Note: Portions of the records have been omitted.


?type s4/8,k/1-2

4/8,K/1
DIALOG(R)File 135: NewsRx Weekly Reports
(c) 2008 NewsRx. All rights reserved.

0000230810      (USE FORMAT 7 OR 9 FOR FULLTEXT)

Biotech company developing treatments based on adult stem cells
Word Count:1026
July 18, 2005 (20050718)
DESCRIPTORS:       Biotechnology; Biotherapy; Bone Marrow; 
Cardiology; Cell Therapy; Clinical Trial; Drug
Development; Heart; Medical Device; Osiris Therapeutics, Inc.; Pharmaceuticals; Stem Cell Research; Therapy; Treatment; All News; Consumer News
SUBJECT HEADING:   Stem Cell Research
Biotech company developing treatments based on  adult stem cells
...TEXT:   nearly 50 Osiris Therapeutics, Inc., employees of the 
company continued their work on less controversial adult stem cells.
     Thanks to U.S. Food and Drug Administration (FDA) fast-track
designation, Osiris expects to have an  adult stem cell-based 
therapy on the market by late 2007 to combat potentially fatal 
tissue rejection among leukemia patients undergoing bone marrow 
transplants. That's one of three  adult stem cell-based therapies 
Osiris currently has in human trials, to the delight of investors 
who muscled...
     Another human clinical trial squirts adult stem cells into
damaged knees after surgery to regrow meniscus, restoring the tissue 
that acts as a....  

4/8,K/2
DIALOG(R)File 135: NewsRx Weekly Reports
(c) 2008 NewsRx. All rights reserved.

0000207858      (USE FORMAT 7 OR 9 FOR FULLTEXT)

Can donor adult stem cells repair muscle damage from heart attack?

Word Count: 962

April 18, 2005 (20050418)

DESCRIPTORS:       Bone Marrow; Cardiology; Heart; Johns Hopkins University; Myocardial Infarction; Stem Cell Mobilization; Stem
Cell
Research; Transplantation Medicine; All News;                   Professional News

SUBJECT HEADING:   Myocardial Infarction
Can donor adult stem cells repair muscle damage from heart attack?
...TEXT:   begun what is believed to be the first clinical trial
 in the United States of adult mesenchymal stem cells to repair 
muscle damaged by heart attack, or myocardial infarction.
     The Phase I study is designed to test the safety of injecting
adult stem   cells  at varying doses in patients who have recently 
suffered a heart attack.
. . . .


7. TYPE record(s) of interest in FULL format or Format 9.

 

Note: A portion of the record has been omitted from this display.

?t s4/9/1

4/9/1
DIALOG(R)File 135: NewsRx Weekly Reports
(c) 2008 NewsRx. All rights reserved.

0000230810        (THIS IS THE FULLTEXT)
Biotech company developing treatments based on adult stem cells Biotech Business Week, July 18, 2005, p.399
DOCUMENT TYPE:    Expanded Reporting  LANGUAGE: English
RECORD TYPE:      FULLTEXT
AUDIENCE:         Consumer
Word Count:  1026
TEXT:   As Congress spent hours passionately debating the merits 
and ethics of embryonic stem cell research, nearly 50 Osiris 
Therapeutics, Inc., employees of the company continued their work 
on less controversial adult stem cells.
     Thanks to U.S. Food and Drug Administration (FDA) fast-track
designation, Osiris expects to have an adult stem cell-based therapy 
on the market by late 2007 to combat potentially fatal tissue 
rejection among leukemia patients undergoing bone marrow transplants. 
That's one of three adult stem cell-based therapies Osiris currently 
has in human trials, to the delight of investors who muscled their 
way into the company's latest funding round to raise $50 million, 
more than double the expected amount.
     Another human clinical trial squirts adult stem cells into 
damaged knees after surgery to regrow meniscus, restoring the tissue 
that acts as a shock absorber and preventing onset of arthritis. 
The third experimental therapy being tested in humans - including 
patients here at the Johns Hopkins University School of Medicine - 
uses adult stem cells to help replace tissue damaged by heart attacks.
. . . .

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Stock #: 54419; Last modified: 14 Sep 2011



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