Reference: These websites were found by searching the web using typical web searches such as www.hotbot.com or msn search on www.msn.com, etc. Many of the articles were found using www.findarticles.com or www.sciam.com, the Scientific American website. The following sites have been divided into 4 categories based on the information and content found in each site and ranked in order of usefulness and amount of information provided. The scale used for ranking is from 1 to 5 with 5 being the most informative, clear and useful in its category and 1 being the least informative, clear, useful or relevant in its category.
NOTE: This is a partial list of all the resources. You may download the complete web resources PDF file.

Shortcuts: Controversies | Embryo Development | General Info | Developmental Biology

Sites On Controversies Relating to Human Embryos
Rating Key: 5 = most informative, clear and useful; 1 = least informative, useful and clear

On Human Embryos and Stem Cell Research: An Appeal for Legally and Ethically Responsible Science and Public Policy
A thorough discussion of the reasons against human embryonic stem cell research including why it is unethical, scientifically questionable, a violation of existing law and policy and unnecessary.
Rating: 5

Ethical Implications of Human Embryo Research
Includes information on types of embryo research and its related ethical issues, gene therapy, cloning and its ethical issues, embryo splitting and an Islamic background of human embryo research.
Rating: 5

The First Cloned Human Embryo
A brief overview of ACT's first cloned human embryo and its purpose with links to pro-human cloning sites and information on human cloning.
Rating: 4

Stem Cells and the Human Embryo
Include background information to understanding the human embryonic stem cell research debate in Q&A format.
Rating: 4

Human Embryo & Stem Cell Research
Include links to the science, history of funding, ethical implications and recent developments of embryo research and of stem cell research.
Rating: 4

How Significant is the Creation of the First Cloned Human Embryo?
Discusses background information on cloning and the ACT development in embryonic stem cell research, as well as possible steps the government can take in response to this controversial issue.
Rating: 4

Human Embryo Research/Fetal Tissue Experimentation
A Pro-life view on human embryo research, with arguments against using aborted fetuses for science research. Also includes brief description of science developments in the controversial science of embryology.
Rating: 4

AAP Policy Statement: Human Embryo Research
Response by the American Academy of Pediatrics towards the controversial funding and allowing of research that uses human embryos which supports NIH funding for human embryo and stem cell research because both are of scientific significance.
Rating: 4

Scientists Clone Human Embryo
More information ACT's development in cloning first early human embryo with links to pro- and anti-cloning views, cloning and Christian ethics and the basics of genetics.
Rating: 4

Embryo Research: A Life for a Life?
Discusses the legal and ethical concern over human embryo stem-cell research since HHS's reinterpretation of the Congressional ban on living human embryo research, with the viewpoints of pro-lifers, government officials, scientists and those who this research may help.
Rating: 4

Sites on Embryo Development
(Development from conception to birth)
Rating Key: 5 = most informative, clear and useful; 1 = least informative, useful and clear

Basic Embryology Review Program
Include an Overview Chapter that follows development of an embryo from fertilization through birth, with descriptions and an illustration of each of the developmental period featured.
Rating: 5

First Nine Months
A specific day-by-day (of the first week) and then week-by-week view of the development of a fertilized egg into a baby from conception to birth with animations and pictures.
Rating: 5

The Visible Embryo
Examination of each of the stages of an embryo's development in the first 10 weeks after fertilization with illustrations and a narrative of all the organ and body developments up to 40 weeks post fertilization.
Rating: 5

Fetal Development: First Trimester
Includes week-by-week descriptions of embryo's development from conception to the end of the 1st trimester (link to 2nd trimester) with colored pictures.
Rating: 4

Human Embryology: Table of Contents
Include animations, links, self-tests and an instructor's manual of the human embryo in the first through fourth week, and development of different organs and systems.
Rating: 4

Fetal Development Overview
A general overview of the stages of fetal development over 40 weeks with color photos for each trimester.
Rating: 4

The Standard Mammalian Development Plan
Provides detailed information on fertilization, cleavage, gastrulation, neuralation and organogenesis. Also has information on the development n of muscles, bones, neural crest, nervous system, skin, eyes, limbs and the other organs formed from epithelial-mesenchymal interactions.
Rating: 4

Visualizing Human Embryos
Discusses how the technique magnetic resonance microscopy is used to generate visualizations of the human embryo through development with links to animations of embryonic development.
Rating: 4

Delivering Essential Copper to the Developing Embryo
The importance of the nutrient copper to growing embryos is revealed in an experiment that resulted in complete inhibition of embryonic development when a protein delivering copper is lost.
Rating: 4

Early Development Slide List
Links to pictures of the human embryos in different stages, summary of embryo development and movie of development.
Rating: 4

Sites with General Information on Embryos and Embryology
Rating Key: 5 = most informative, clear and useful; 1 = least informative, useful and clear

Embryology Links
A list of useful inks (with short descriptions) to topics in General Embryology and Special Embryology. Most links from universities and have multimedia features, and also include The Visible Embryo.
Rating: 5

UNSW Embryology
Site for exploring embryology with pictures of the Carnegie stages of an embryo, introduction written for students, notes on the early developmental processes, information on abnormal development, and a visual presentation of the changes occurring during development.
Rating: 5

Moral Questions Dog Stem-Cell Research
Thorough information on importance of stem cell, recent developments in embryonic stem cell research including USF study with rats showing umbilical-cord steam cell can help stroke victims' brain recover. Another study that transferred cells from aborted fetuses to human Parkinson's patients in an attempt to help them recover caused negative side effects and was considered a setback for embryonic research.
Rating: 5

The Multi-Dimensional Human Embryo
Site created by National Institute of Child Health Development of NIH with 3D image references of the human embryo, information on the imaging techniques used and the Multi-Dimensional Human Embryo Project and links to related sites.
Rating: 4

Embryological Modeling Research Group
Information on the works of the Embryological Modeling Researching Group, a database with search options for individual embryos at different stages of development and for the appearance and extent of major organs, available downloads of 3-D QTVR models and 2-D animations
Rating: 4

Hormone Wards off Immune Cells in Womb
Describes an experiment in which researchers found corticotropin-releasing hormone, which was known to be involved in the brain's response to stress, help produce a protein that prevents maternal immune cells from attacking embryonic tissue.
Rating: 4

Hydatidiform Mole
Definition, Causes and Symptoms, Diagnosis, Treatment, Prognosis, and related terms of the disease known as Hydatdiform mole, in which tissues around a fertilized egg forms an abnormal cluster of cells instead of a placenta and embryo.
Rating: 4

Dynamic Development
A site of modules on topics in developmental biology including gametogenesis, development from sperm and egg to embryo, genetic regulation of development, organizing the multicellular embryo, and generating cell diversity with tutorials.
Rating: 4

Incubation and Embryology
A set of projects and labs for elementary and high school students on units such as the chicken and the egg, principles and procedures of incubation and embryonic development and embryos.
Rating: 4

Another Way to Look at Serially Sectioned Frog and Chick Embryos
"postage-stamp" versions of QuickTime digital movie of the digital images of serially sectioned frog and chick embryos and explanation on the making of the movie and the technique of using serial sections of embryos.
Rating: 4

Sites Focusing on Anatomy and Specialized Developmental Biology
Rating Key: 5 = most informative, clear and useful; 1 = least informative, useful and clear

Heart Development
Lesson on the different stages of heart development with a timetable of events and images, as well as information on congenital heart disease.
Rating: 5

Embryology
Has embryological timetable, information and pictures on the primitive heart, Systemic Venous System, Pulmonary Venous System, Atrioventricular Canal, Interatrial Septation , Ventricular Septation , septation of the outflow tract, development of the pericardial sac, Conduction system, and the aortic arches. Also has animation of early embryological development and a review test.
Rating: 5

Virtual Library-Developmental Biology
Library of links to subjects such as gametogenesis, morphogenesis, gene regulation and genetics with Index for Organisms, Journals and Publishers.
Rating: 5

Human Embryology
A lot of information on the development of the heart, lung, liver, digestive system and body cavities in the embryonic stages.
Rating: 5

Embryology Collaborative
Provides resources such as PowerPoint presentations, online lectures, animations, text handouts, congenital abnormality case studies and fetal ultrasounds on the development of individual organ system or systems. Also has a search engine available.
Rating: 5

Embryo Images
Tutorial of mammalian embryology with 3D-like micrographic images of embryos' body form, musculoskeletal and nervous system, eye, ear, cardiovascular, urogenital, digestive and respiratory system.
Rating: 4

Embryology Homepage
A site complementing Embryology portion of the first-year curriculum at McGill University's Faculty of Medicine including tutorial and overview on early embryonic development, cardiovascular system, urogenital system, and the digestive system. Also has a chronological timeline of development.
Rating: 4

Sea Urchin Embryology
Site with one and two-week labs on sea urchin gametes, fertilization, development and support lessons on dilutions, microscopes and information on development and anatomy.
Rating: 4

Atlas & Database of Human Developmental Anatomy
Include a Human Atlas which can be used to identify tissues present in the first 50 days of embryo development that can be viewed either basic anatomical data or in a more detailed format.
Rating: 3

Dynamics of Development
Contains tutoring modules featuring fish, amphibian and echinoderm development.
Rating: 3