Marianna hauns love of the magnificent secretariat had led her to do extensive study of his pedigree, and she took note of a few things. Discover book depositorys huge selection of marianna haun books online. After three years of continued research and more than 1,000 horse scientifically measured by equine cardiologist dr. He further speculated that close inbreeding maternally can bring about positive mutations as he referenced marianna hauns book on the xfactor, a genetic inheritance carried on the xchromosome of the mares on the maternal line. Press for the past two years, while working on the x factor project and book. A closer look at the pedigree of shartin n, the 2019 horse. Understanding the power of the x factor book, 2001. The x factor, solving the mystery of secretariats heart by marianna haun book. The horse hoof contains a structural component known as the frog, which covers the deeper structure of the hoof known as the digital cushion, a vesselfilled tissue. The x factor, solving the mystery of secretariats heart by marianna haun the x factor book iii.
Marianna haun is the author of the x factor, solving the mystery of secretariats heart by marianna haun 4. Book four, a tale of two hearts, the xfactor from the beginning, picks up where turf writer marianna haun left off with solving the mystery of secretariats. A biography on marinana haun, author of the x factor. Get the best deal by comparing prices from over 100,000 booksellers. Cliff honas at texas equine hospital located in bryan, texas.
The possible secret behind the enormous size is the x factor, a term coined by marianna haun. This results in squeezing blood out of the digital cushion, which then helps to pump it. The x factor, solving the mystery of secretariats heart. I am aware that marianna haun has published a list of galloping sires in her book understanding the power of the x factor, but she carefully defines what the list is basically some current thoroughbred sires that possibly carry specific important heartlines and trace back to eclipse who was born in 1764 see page 80 of her book. Marianna haun author of the x factor, solving the mystery of. If youre interested, have a copy of marianna hauns xfactor book and a good understanding of the subject, please let me know. This topic has long been known to be important among the elite breeders and recently has received notoriety through marianna hauns book, the x factor. The x factor what it is and how to find it the relationship between inherited heart size and racing performance. Secretariats heart was estimated to be a whopping 22 pounds. Understanding the power of the x factor marianna haun ebay. Understanding the power of the x factor december 15, 2001. Marianna haun s home page sharing information on the x. Turf writer and lifelong pedigree enthusiast marianna haun, who developed a theory connecting thoroughbred heart size to the x chromosome, died feb.
Reporter and author marianna haun died quietly a few days ago at the age of 70. If youd like to find out a specific horses pedigree, simply enter its name in the form above. When the x factor was published in 1997, it documented the astonishing discoveries of large hearts in top thoroughbred racehorses and a genetic link for those large hearts on the female x. But, marianna has that xfactor of another kind the inquisitive kind.
Marianna haun wrote about research on large hearts and racehorse performance in her previous book, t. The x factor, solving the mystery of secretariats heart by marianna haun the x factor book iii 9780615764252 and a great selection of similar new, used and collectible books available now at great prices. When the horse places weight on a leg, the ground pushes upward on the frog, compressing it and the underlying digital cushion. Turf writer and lifelong pedigree enthusiast marianna haun, who. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. Book four, a tale of two hearts, the xfactor from the beginning, picks up where turf writer marianna haun left off with solving the mystery of secretariats heart. Our database currently contains over 440,000 horses and is growing daily. Marianna haun, author of the x factor solving the mystery of secretariats heart, has studied the large heart phenomenon in racehorses for more than 20 years. The significant breakthrough in proving the xfactor theory came in 2012 when jakeman asked haun to write a chapter called an artists eye. Secretariats genetic x factor the secret to the triple. Isbn 9780929346687 9780929346687 softcover, russell meerdink co, 2001. Understanding the power of the x factor patterns of heart. A member of the national turf writers association, marianna haun has covered the racing industry since 1992, first as a staff writer for the thoroughbred times for two years, and now as a freelance writer for the associated press for the past two years, while working on the x factor project and book. Currently she is a freelance writer and photographerhaun, marianna is the author of understanding the power of the x factor patterns of heart score and performance, published 2001 under isbn 9780929346687 and isbn 0929346688.
In her book, marianna makes a convincing argument that the attribute of a large heart is passed on through the x chromosome. Marianna haun wrote about research on large hearts. Horsewoman, breeder, journalist and author, marianna haun. Marianna haun is a member of the national turf writers association and has covered the racing industry since 1992, first as a staff writer for the thoroughbred times for two years, and now as a freelance writer for the associated press. Facebook gives people the power to share and makes the. The x factor marianna haun 1997 secretariat phar lap ebay. Researchers have been looking for the genetic marker for the x factor by using an electrocardiogram to measure heart size, which is what australian researchers were doing 40 years ago. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle.
Patterns of heart score and performance by haun, marianna and a great selection of related books, art and collectibles available now at. Marianna haun wrote about research on large hearts and racehorse performance in her previous book, the x factor. Marianna haun books list of books by author marianna haun. The relationship between inherited heart size and racing performance, and understanding the power of the x factor. Understanding the power of the x factor by marianna haun, december 15, 2001, russell meerdink company edition, paperback in english. The result of her research was a controversial 1997 book the x. Join facebook to connect with marianna haun and others you may know. The first three foals out of the last red, the little twin filly pictured in the x factor, owned by marianna haun, who is participating in the university of kentuckys breeding experiment on the large heart. Fred fregin, haun reports the newest findings in heart score and pedigree research. Marianna haun, author of the controversial 1997 book the x factor, died on feb. Numerous and frequentlyupdated resource results are available from this search. Marianna haun author of the x factor, solving the mystery. In 1997 a free lance writer who specialized in racing thoroughbred articles, rocked the equine world with the publication of her book.
The relationship between inherited heart size and racing performance by haun, marianna isbn. Buy understanding the power of the x factor by marianna haun isbn. I had heard a little about the x factor and was most interested to see what the theory was all about. Everyday low prices and free delivery on eligible orders. Chapter one the xfactor theory from the beginning why was secretariats heart so large. The relationship between inherited heart size and racing performance, she explains the significance of thoroughbred and standardbred heart scores and why those scores should be considered when buying or breeding a racehorse. That may sound a bit airyfairy to most readers, but it has been a key consideration of mine since reading and. Jim spry of heartlines ranch agreed to send one of his colts to be xrayed by dr. The x factor by marianna haun this book was published in 1997 by the russell meerdink company. Open library is an open, editable library catalog, building towards a web page for every book ever published. In haun took the x factor to the nth degree, mark simon of the daily racing form, remembers haun and her dedication to this theory.
Patterns of heart score and performance, and more on. The x factor, solving the mystery of secretariats heart by marianna. Secretariat, the horse with heart, inherited the x factor. Large heart gene in equines greer quarter horses garrison. Secretariats hidden mutation has become known to racing junkies as the x factor. Understanding the power of the x factor by marianna haun. The x factor, solving the mystery of secretariats heart by marianna haun the x factor book iii paperback january 1, 20 4.
450 370 1424 430 298 1230 1496 61 1349 536 786 233 697 115 466 167 85 1087 402 830 467 854 722 1145 941 445 1225 593 886 1202 797 371 1395 432 1033 658 251 307