Atlanta (NL): Purchased P Adam Bernero from Richmond (IL); assigned Ps Kevin Barry, Matt Childers, Buddy Hernandez, and Zach Miner, C J.C. Boscan, and OFs John Barnes and Esix Snead to minor leagues.
Baltimore (AL): Optioned P Eric DuBose and INF-OF Ramon Nivar to Ottawa (IL); placed Ps Kurt Ainsworth and Jason Grimsley and OF Val Majewski on 15-day disabled; assigned P Jay Witasick and INF Enrique Wilson to minor leagues.
Boston (AL): Purchased 1B-OF David McCarty from Pawtucket (IL); designated P Mark Malaska for assignment.
Chicago (NL): Optioned OF David Kelton and P Sergio Mitre to Iowa (PCL).
Cincinnati (NL): Placed Ps Josh Hancock and Luke Hudson and INF Anderson Machado on 15-day disabled list; placed P Jung Keun Bong and INF Ray Olmedo on 60-day disabled list; assigned INF Luis Lopez to minor leagues; purchased INF Rich Aurilia and INF-OF Jacob Cruz from Louisville (IL).
Cleveland (AL): Optioned INF Brandon Phillips to Buffalo (IL).
Colorado (NL): Placed P Matthew Merricks and INF Desi Relaford on 15-day disabled list.
Detroit (AL): Traded P Steve Colyer to New York (NL) for P Matt Ginter.
Florida (NL): Placed Ps Tim Spooneybarger and John Riedling on 15-day disabled list; assigned INF Wilson Delgado and OF Mark Little to minor leagues; purchased P Brian Moehler and INF Lenny Harris from Albuquerque (PCL).
Houston (NL): Optioned Ps Ezequiel Astacio and Mike Gallo and C Humberto Quintero to Round Rock (PCL); purchased P Russ Springer from Round Rock.
Milwaukee (NL): Purchased INF Jeff Cirillo, P Tommy Phelps, and OF Chris Magruder from Nashville (PCL); assigned C Pat Borders, INF Trent Durrington, and P Rick Helling to minor leagues.
Minnesota (AL): Purchased P Terry Mulholland from Rochester (IL); optioned OF Michael Ryan to Rochester.
New York (NL): Assigned Ps Heath Bell and Jose Santiago, 1B Luis Garcia, and OF Ron Calloway to minor leagues; purchased Ps Roberto Hernandez and Manny Aybar and C Ramon Castro from Norfolk (IL).
Oakland (AL): Extended P Rich Harden's contract through 2008; purchased P Huston Street from Sacramento (PCL); placed P Chad Bradford on 15-day disabled list; assigned Ps Seth Etherton, Tim Harikkala, Britt Reames, and Kirk Saarloos, and OFs Hiram Bocachica and Jermaine Clark to minor leagues.
Pittsburgh (NL): Placed C Humberto Cota on 15-day disabled list; purchased C David Ross from Nashville (PCL); placed P John Van Benschoten on 60-day DL.
San Diego (NL): Placed OF Dave Roberts on 15-day disabled list; assigned Ps Joe Dawley, Brian Falkenborg, and Steve Sparks, C Michel Hernandez, INFs Jesse Garcia and Damian Jackson, and OF Robert Fick to Portland (PCL), and P Andy Ashby to Lake Elsinore (Calif.).
San Francisco (NL): Placed OF Barry Bonds on 15-day disabled list; purchased P Jeff Fassero from Fresno (PCL); optioned Ps Kevin Correia, Jesse Foppert, and Scott Munter, and INF Lance Niekro to Fresno.
Tampa Bay (AL): Purchased OFs Alex Sanchez and Chris Singleton from Durham (IL); designated P Bobby Seay for assignment; placed C Kevin Cash, P Franklin Nunez, and OF Rocco Baldelli on 15-day disabled list.
Toronto (AL): Placed P Ted Lilly on 15-day disabled list; released P Kerry Ligtenberg.
Atlanta (NFC): Released LB Chris Draft.
Cleveland (AFC): Released S Earl Little.
Denver (AFC): Signed DT Monsanto Pope.
Seattle (NFC): Signed CB Omare Lowe.
Columbus (MLS): Acquired D Mark Schulte.