Fields in Derwent Biotechnology Abstracts

Derwent Biotechnology Abstracts records contain the following fields. Select the long field name to see a definition of the field along with an example of how to use it in searching.

Highlighted fields are limit fields.

AB      Abstract

AN      Accession Number

AU      Author(s)

AY      Accession Year

CA      Corporate Affiliate/Patentee

CD      Conference Details

CL      Classes

CO      CODEN/Derwent Number

GE      Graphics Exist

IM      Image Link **

IS      International Standard Serial Number

IW      Index Words

JL      Journal Reference

LA      Language

LO      Location of Work

PN      Patent Number

PR      Patent Priority

PT      Publication Type

PY      Publication Year

ST      Subsidiary Title

TI      Title

XR      Cross Reference (WPI No.)

XT      Combined Titles (TI and ST fields)*

* The XT field displays in the TI and ST fields.

** The IM field is not searchable (use GE field).

The Citation (CITN), a brief record, consists of the AN, AU, CA, JL, PN, PR, TI, and XR fields.