diff --git a/package-lock.json b/package-lock.json
index 2535288..49c1408 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,11 +21,13 @@
         "bcryptjs": "^2.4.3",
         "class-transformer": "^0.5.1",
         "class-validator": "^0.14.1",
+        "mysql": "^2.18.1",
         "mysql2": "^3.10.0",
         "passport": "^0.7.0",
         "passport-jwt": "^4.0.1",
-        "reflect-metadata": "^0.2.0",
-        "rxjs": "^7.8.1"
+        "reflect-metadata": "^0.2.2",
+        "rxjs": "^7.8.1",
+        "typeorm": "^0.3.20"
       },
       "devDependencies": {
         "@nestjs/cli": "^10.0.0",
@@ -34,7 +36,7 @@
         "@types/bcryptjs": "^2.4.6",
         "@types/express": "^4.17.17",
         "@types/jest": "^29.5.2",
-        "@types/node": "^20.3.1",
+        "@types/node": "^20.14.2",
         "@types/passport-jwt": "^4.0.1",
         "@types/supertest": "^6.0.0",
         "@typescript-eslint/eslint-plugin": "^6.0.0",
@@ -2165,8 +2167,7 @@
     "node_modules/@sqltools/formatter": {
       "version": "1.2.5",
       "resolved": "https://registry.npmjs.org/@sqltools/formatter/-/formatter-1.2.5.tgz",
-      "integrity": "sha512-Uy0+khmZqUrUGm5dmMqVlnvufZRSK0FbYzVgp0UMstm+F5+W2/jnEEQyc9vo1ZR/E5ZI/B1WjjoTqBqwJL6Krw==",
-      "peer": true
+      "integrity": "sha512-Uy0+khmZqUrUGm5dmMqVlnvufZRSK0FbYzVgp0UMstm+F5+W2/jnEEQyc9vo1ZR/E5ZI/B1WjjoTqBqwJL6Krw=="
     },
     "node_modules/@tsconfig/node10": {
       "version": "1.0.11",
@@ -2393,6 +2394,7 @@
       "version": "20.14.2",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-20.14.2.tgz",
       "integrity": "sha512-xyu6WAMVwv6AKFLB+e/7ySZVr/0zLCzOa7rSpq6jNwpqOrUbcACDWC+53d4n2QHOnDou0fbIsg8wZu/sxrnI4Q==",
+      "license": "MIT",
       "dependencies": {
         "undici-types": "~5.26.4"
       }
@@ -3027,8 +3029,7 @@
     "node_modules/any-promise": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/any-promise/-/any-promise-1.3.0.tgz",
-      "integrity": "sha512-7UvmKalWRt1wgjL1RrGxoSJW/0QZFIegpeGvZG9kjp8vrRu55XTHbwnqq2GpXm9uLbcuhxm3IqX9OB4MZR1b2A==",
-      "peer": true
+      "integrity": "sha512-7UvmKalWRt1wgjL1RrGxoSJW/0QZFIegpeGvZG9kjp8vrRu55XTHbwnqq2GpXm9uLbcuhxm3IqX9OB4MZR1b2A=="
     },
     "node_modules/anymatch": {
       "version": "3.1.3",
@@ -3059,7 +3060,6 @@
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/app-root-path/-/app-root-path-3.1.0.tgz",
       "integrity": "sha512-biN3PwB2gUtjaYy/isrU3aNWI5w+fAfvHkSvCKeQGxhmYpwKFUxudR3Yya+KqVRHBmEDYh+/lTozYCFbmzX4nA==",
-      "peer": true,
       "engines": {
         "node": ">= 6.0.0"
       }
@@ -3278,6 +3278,15 @@
       "resolved": "https://registry.npmjs.org/bcryptjs/-/bcryptjs-2.4.3.tgz",
       "integrity": "sha512-V/Hy/X9Vt7f3BbPJEi8BdVFMByHi+jNXrYkW3huaybV/kQ0KJg0Y6PkEMbn+zeT+i+SiKZ/HMqJGIIt4LZDqNQ=="
     },
+    "node_modules/bignumber.js": {
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-9.0.0.tgz",
+      "integrity": "sha512-t/OYhhJ2SD+YGBQcjY8GzzDHEk9f3nerxjtfa6tlMXfe7frs/WozhvCNoGvpM0P3bNf3Gq5ZRMlGr5f3r4/N8A==",
+      "license": "MIT",
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/binary-extensions": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.3.0.tgz",
@@ -3659,7 +3668,6 @@
       "version": "2.1.11",
       "resolved": "https://registry.npmjs.org/cli-highlight/-/cli-highlight-2.1.11.tgz",
       "integrity": "sha512-9KDcoEVwyUXrjcJNvHD0NFc/hiwe/WPVYIleQh2O1N2Zro5gWJZ/K+3DGn8w8P/F6FxOgzyC5bxDyHIgCSPhGg==",
-      "peer": true,
       "dependencies": {
         "chalk": "^4.0.0",
         "highlight.js": "^10.7.1",
@@ -3680,7 +3688,6 @@
       "version": "7.0.4",
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",
       "integrity": "sha512-OcRE68cOsVMXp1Yvonl/fzkQOyjLSu/8bhPDfQt0e0/Eb283TKP20Fs2MqoPsr9SwA595rRCA+QMzYc9nBP+JQ==",
-      "peer": true,
       "dependencies": {
         "string-width": "^4.2.0",
         "strip-ansi": "^6.0.0",
@@ -3691,7 +3698,6 @@
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
       "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
-      "peer": true,
       "dependencies": {
         "ansi-styles": "^4.0.0",
         "string-width": "^4.1.0",
@@ -3708,7 +3714,6 @@
       "version": "16.2.0",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.2.0.tgz",
       "integrity": "sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==",
-      "peer": true,
       "dependencies": {
         "cliui": "^7.0.2",
         "escalade": "^3.1.1",
@@ -3726,7 +3731,6 @@
       "version": "20.2.9",
       "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.9.tgz",
       "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==",
-      "peer": true,
       "engines": {
         "node": ">=10"
       }
@@ -4050,8 +4054,7 @@
     "node_modules/dayjs": {
       "version": "1.11.11",
       "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.11.tgz",
-      "integrity": "sha512-okzr3f11N6WuqYtZSvm+F776mB41wRZMhKP+hc34YdW+KmtYYK9iqvHSwo2k9FEH3fhGXvOPV6yz2IcSrfRUDg==",
-      "peer": true
+      "integrity": "sha512-okzr3f11N6WuqYtZSvm+F776mB41wRZMhKP+hc34YdW+KmtYYK9iqvHSwo2k9FEH3fhGXvOPV6yz2IcSrfRUDg=="
     },
     "node_modules/debug": {
       "version": "4.3.5",
@@ -5456,7 +5459,6 @@
       "version": "10.7.3",
       "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-10.7.3.tgz",
       "integrity": "sha512-tzcUFauisWKNHaRkN4Wjl/ZA07gENAjFl3J/c480dprkGTg5EQstgaNFqBfUqCq54kZRIEcreTsAgF/m2quD7A==",
-      "peer": true,
       "engines": {
         "node": "*"
       }
@@ -7078,6 +7080,51 @@
       "integrity": "sha512-nnbWWOkoWyUsTjKrhgD0dcz22mdkSnpYqbEjIm2nhwhuxlSkpywJmBo8h0ZqJdkp73mb90SssHkN4rsRaBAfAA==",
       "dev": true
     },
+    "node_modules/mysql": {
+      "version": "2.18.1",
+      "resolved": "https://registry.npmjs.org/mysql/-/mysql-2.18.1.tgz",
+      "integrity": "sha512-Bca+gk2YWmqp2Uf6k5NFEurwY/0td0cpebAucFpY/3jhrwrVGuxU2uQFCHjU19SJfje0yQvi+rVWdq78hR5lig==",
+      "license": "MIT",
+      "dependencies": {
+        "bignumber.js": "9.0.0",
+        "readable-stream": "2.3.7",
+        "safe-buffer": "5.1.2",
+        "sqlstring": "2.3.1"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/mysql/node_modules/readable-stream": {
+      "version": "2.3.7",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+      "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+      "license": "MIT",
+      "dependencies": {
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.3",
+        "isarray": "~1.0.0",
+        "process-nextick-args": "~2.0.0",
+        "safe-buffer": "~5.1.1",
+        "string_decoder": "~1.1.1",
+        "util-deprecate": "~1.0.1"
+      }
+    },
+    "node_modules/mysql/node_modules/safe-buffer": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+      "license": "MIT"
+    },
+    "node_modules/mysql/node_modules/sqlstring": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/sqlstring/-/sqlstring-2.3.1.tgz",
+      "integrity": "sha512-ooAzh/7dxIG5+uDik1z/Rd1vli0+38izZhGzSa34FwR7IbelPWCCKSNIl8jlL/F7ERvy8CB2jNeM1E9i9mXMAQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
     "node_modules/mysql2": {
       "version": "3.10.0",
       "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-3.10.0.tgz",
@@ -7111,7 +7158,6 @@
       "version": "2.7.0",
       "resolved": "https://registry.npmjs.org/mz/-/mz-2.7.0.tgz",
       "integrity": "sha512-z81GNO7nnYMEhrGh9LeymoE4+Yr0Wn5McHIZMK5cfQCl+NDX08sCZgUc9/6MHni9IWuFLm1Z3HTCXu2z9fN62Q==",
-      "peer": true,
       "dependencies": {
         "any-promise": "^1.0.0",
         "object-assign": "^4.0.1",
@@ -7426,14 +7472,12 @@
     "node_modules/parse5": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/parse5/-/parse5-5.1.1.tgz",
-      "integrity": "sha512-ugq4DFI0Ptb+WWjAdOK16+u/nHfiIrcE+sh8kZMaM0WllQKLI9rOUq6c2b7cwPkXdzfQESqvoqK6ug7U/Yyzug==",
-      "peer": true
+      "integrity": "sha512-ugq4DFI0Ptb+WWjAdOK16+u/nHfiIrcE+sh8kZMaM0WllQKLI9rOUq6c2b7cwPkXdzfQESqvoqK6ug7U/Yyzug=="
     },
     "node_modules/parse5-htmlparser2-tree-adapter": {
       "version": "6.0.1",
       "resolved": "https://registry.npmjs.org/parse5-htmlparser2-tree-adapter/-/parse5-htmlparser2-tree-adapter-6.0.1.tgz",
       "integrity": "sha512-qPuWvbLgvDGilKc5BoicRovlT4MtYT6JfJyBOMDsKoiT+GiuP5qyrPCnR9HcPECIJJmZh5jRndyNThnhhb/vlA==",
-      "peer": true,
       "dependencies": {
         "parse5": "^6.0.1"
       }
@@ -7441,8 +7485,7 @@
     "node_modules/parse5-htmlparser2-tree-adapter/node_modules/parse5": {
       "version": "6.0.1",
       "resolved": "https://registry.npmjs.org/parse5/-/parse5-6.0.1.tgz",
-      "integrity": "sha512-Ofn/CTFzRGTTxwpNEs9PP93gXShHcTq255nzRYSKe8AkVpZY7e1fpmTfOyoIvjP5HG7Z2ZM7VS9PPhQGW2pOpw==",
-      "peer": true
+      "integrity": "sha512-Ofn/CTFzRGTTxwpNEs9PP93gXShHcTq255nzRYSKe8AkVpZY7e1fpmTfOyoIvjP5HG7Z2ZM7VS9PPhQGW2pOpw=="
     },
     "node_modules/parseurl": {
       "version": "1.3.3",
@@ -7905,7 +7948,8 @@
     "node_modules/reflect-metadata": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/reflect-metadata/-/reflect-metadata-0.2.2.tgz",
-      "integrity": "sha512-urBwgfrvVP/eAyXx4hluJivBKzuEbSQs9rKWCrCkbSxNv8mxPcUZKeuoF3Uy4mJl3Lwprp6yy5/39VWigZ4K6Q=="
+      "integrity": "sha512-urBwgfrvVP/eAyXx4hluJivBKzuEbSQs9rKWCrCkbSxNv8mxPcUZKeuoF3Uy4mJl3Lwprp6yy5/39VWigZ4K6Q==",
+      "license": "Apache-2.0"
     },
     "node_modules/repeat-string": {
       "version": "1.6.1",
@@ -8301,7 +8345,6 @@
       "version": "2.4.11",
       "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
       "integrity": "sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==",
-      "peer": true,
       "dependencies": {
         "inherits": "^2.0.1",
         "safe-buffer": "^5.0.1"
@@ -8915,7 +8958,6 @@
       "version": "3.3.1",
       "resolved": "https://registry.npmjs.org/thenify/-/thenify-3.3.1.tgz",
       "integrity": "sha512-RVZSIV5IG10Hk3enotrhvz0T9em6cyHBLkH/YAZuKqd8hRkKhSfCGIcP2KUY0EPxndzANBmNllzWPwak+bheSw==",
-      "peer": true,
       "dependencies": {
         "any-promise": "^1.0.0"
       }
@@ -8924,7 +8966,6 @@
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/thenify-all/-/thenify-all-1.6.0.tgz",
       "integrity": "sha512-RNxQH/qI8/t3thXJDwcstUO4zeqo64+Uy/+sNVRBx4Xn2OX+OZ9oP+iJnNFqplFra2ZUVeKCSa2oVWi3T4uVmA==",
-      "peer": true,
       "dependencies": {
         "thenify": ">= 3.1.0 < 4"
       },
@@ -9217,7 +9258,7 @@
       "version": "0.3.20",
       "resolved": "https://registry.npmjs.org/typeorm/-/typeorm-0.3.20.tgz",
       "integrity": "sha512-sJ0T08dV5eoZroaq9uPKBoNcGslHBR4E4y+EBHs//SiGbblGe7IeduP/IH4ddCcj0qp3PHwDwGnuvqEAnKlq/Q==",
-      "peer": true,
+      "license": "MIT",
       "dependencies": {
         "@sqltools/formatter": "^1.2.5",
         "app-root-path": "^3.1.0",
@@ -9337,7 +9378,6 @@
           "url": "https://feross.org/support"
         }
       ],
-      "peer": true,
       "dependencies": {
         "base64-js": "^1.3.1",
         "ieee754": "^1.2.1"
@@ -9347,7 +9387,6 @@
       "version": "2.1.6",
       "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-2.1.6.tgz",
       "integrity": "sha512-+hEnITedc8LAtIP9u3HJDFIdcLV2vXP33sqLLIzkv1Db1zO/1OxbvYf0Y1OC/S/Qo5dxHXepofhmxL02PsKe+A==",
-      "peer": true,
       "bin": {
         "mkdirp": "dist/cjs/src/bin.js"
       },
diff --git a/package.json b/package.json
index ad1aa40..3f0306f 100644
--- a/package.json
+++ b/package.json
@@ -32,11 +32,13 @@
     "bcryptjs": "^2.4.3",
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.1",
+    "mysql": "^2.18.1",
     "mysql2": "^3.10.0",
     "passport": "^0.7.0",
     "passport-jwt": "^4.0.1",
-    "reflect-metadata": "^0.2.0",
-    "rxjs": "^7.8.1"
+    "reflect-metadata": "^0.2.2",
+    "rxjs": "^7.8.1",
+    "typeorm": "^0.3.20"
   },
   "devDependencies": {
     "@nestjs/cli": "^10.0.0",
@@ -45,7 +47,7 @@
     "@types/bcryptjs": "^2.4.6",
     "@types/express": "^4.17.17",
     "@types/jest": "^29.5.2",
-    "@types/node": "^20.3.1",
+    "@types/node": "^20.14.2",
     "@types/passport-jwt": "^4.0.1",
     "@types/supertest": "^6.0.0",
     "@typescript-eslint/eslint-plugin": "^6.0.0",
diff --git a/src/Profesor/entities/profesor.entity.ts b/src/Profesor/entities/profesor.entity.ts
index 092ccd2..7d8600f 100644
--- a/src/Profesor/entities/profesor.entity.ts
+++ b/src/Profesor/entities/profesor.entity.ts
@@ -1,12 +1,17 @@
-import { Entity, Column, PrimaryColumn, ManyToOne } from "typeorm";
-
+import { Entity, PrimaryColumn, Column, ManyToOne, OneToMany, JoinColumn } from 'typeorm';
+import { Edificio } from './edificio.entity';
+import { Adscripcion } from './adscripcion.entity';
+import { Categoria } from './categoria.entity';
+import { DatosAcademicos } from './datos_academicos.entity';
+import { LineasInvestigacion } from './lineas_investigacion.entity';
+import { ProyectosAcademicos } from './proyectos_academicos.entity';
 
 @Entity()
 export class Profesor {
-  @PrimaryColumn({ type: 'int', length:11, nullable: false })
+  @PrimaryColumn({ type: 'int', length: 11, nullable: false })
   id_profesor: number;
 
-  @Column({ type: 'int', length:11, nullable: false })
+  @Column({ type: 'int', length: 11, nullable: false })
   id_usuario: number;
 
   @Column({ type: 'varchar', length: 10, nullable: true })
@@ -63,4 +68,24 @@ export class Profesor {
   @Column({ type: 'timestamp', nullable: false, default: () => 'CURRENT_TIMESTAMP', onUpdate: 'CURRENT_TIMESTAMP' })
   fecha_actualizacion: Date;
 
+  @ManyToOne(() => Edificio, edificio => edificio.profesores)
+  @JoinColumn({ name: 'id_edificio' })
+  edificio: Edificio;
+
+  @ManyToOne(() => Adscripcion, adscripcion => adscripcion.profesores)
+  @JoinColumn({ name: 'id_adscripcion' })
+  adscripcion: Adscripcion;
+
+  @ManyToOne(() => Categoria, categoria => categoria.profesores)
+  @JoinColumn({ name: 'id_categoria' })
+  categoria: Categoria;
+
+  @OneToMany(() => DatosAcademicos, datosAcademicos => DatosAcademicos.profesor)
+  datosAcademicos: DatosAcademicos[];
+
+  @OneToMany(() => LineasInvestigacion, lineasInvestigacion => LineasInvestigacion.profesor)
+  lineasInvestigacion: LineasInvestigacion[];
+
+  @OneToMany(() => ProyectosAcademicos, proyectosAcademicos => ProyectosAcademicos.profesor)
+  proyectosAcademicos: ProyectosAcademicos[];
 }
diff --git a/src/adscripcion/entities/adscripcion.entity.ts b/src/adscripcion/entities/adscripcion.entity.ts
index d235b78..83b9758 100644
--- a/src/adscripcion/entities/adscripcion.entity.ts
+++ b/src/adscripcion/entities/adscripcion.entity.ts
@@ -1,12 +1,14 @@
 import { Entity, PrimaryColumn, Column, OneToMany } from 'typeorm';
+import { Profesor } from './profesor.entity';
 
-@Entity({ name: 'adscripcion' })
+@Entity()
 export class Adscripcion {
-
   @PrimaryColumn({ type: 'int', length: 11, nullable: false })
   id_adscripcion: number;
 
   @Column({ type: 'varchar', length: 150, nullable: false })
   adscripcion: string;
 
+  @OneToMany(() => Profesor, profesor => Profesor.adscripcion)
+  profesores: Profesor[];
 }
diff --git a/src/categoria/entities/categoria.entity.ts b/src/categoria/entities/categoria.entity.ts
index 604f23e..5bc1fb6 100644
--- a/src/categoria/entities/categoria.entity.ts
+++ b/src/categoria/entities/categoria.entity.ts
@@ -1,12 +1,14 @@
-import { Entity, PrimaryColumn, Column } from 'typeorm';
+import { Entity, PrimaryColumn, Column, OneToMany } from 'typeorm';
+import { Profesor } from './profesor.entity';
 
 @Entity()
 export class Categoria {
-
   @PrimaryColumn({ type: 'int', length: 11, nullable: false })
   id_categoria: number;
 
   @Column({ type: 'varchar', length: 256, nullable: false })
   categoria: string;
 
+  @OneToMany(() => Profesor, profesor => Profesor.categoria)
+  profesores: Profesor[];
 }
diff --git a/src/datos_academicos/entities/datos_academicos.entity.ts b/src/datos_academicos/entities/datos_academicos.entity.ts
index c5398b5..62e56bd 100644
--- a/src/datos_academicos/entities/datos_academicos.entity.ts
+++ b/src/datos_academicos/entities/datos_academicos.entity.ts
@@ -1,9 +1,10 @@
-import { Entity,PrimaryColumn, Column } from 'typeorm';
+import { Entity, PrimaryColumn, Column, ManyToOne, JoinColumn } from 'typeorm';
+import { Profesor } from './profesor.entity';
 
 @Entity({ name: 'datos_academicos' })
 export class DatosAcademicos {
 
-  @PrimaryColumn({ type: 'int', length:11, nullable:false })
+  @PrimaryColumn({ type: 'int', length: 11, nullable: false })
   id_datos: number;
 
   @Column({ type: 'int', nullable: false })
@@ -12,7 +13,10 @@ export class DatosAcademicos {
   @Column({ type: 'varchar', length: 30, nullable: true })
   grado_maximo: string;
 
-  @Column({ type: 'varchar', length: 260, nullable: true})
+  @Column({ type: 'varchar', length: 260, nullable: true })
   grados_obtenidos: string;
 
+  @ManyToOne(() => Profesor, profesor => profesor.datosAcademicos)
+  @JoinColumn({ name: 'id_profesor' })
+  profesor: Profesor;
 }
diff --git a/src/edificio/entities/edificio.entity.ts b/src/edificio/entities/edificio.entity.ts
index c9053af..c5e2159 100644
--- a/src/edificio/entities/edificio.entity.ts
+++ b/src/edificio/entities/edificio.entity.ts
@@ -1,12 +1,14 @@
-import { Entity, PrimaryColumn, Column } from 'typeorm';
+import { Entity, PrimaryColumn, Column, OneToMany } from 'typeorm';
+import { Profesor } from './profesor.entity';
 
 @Entity()
 export class Edificio {
-
-  @PrimaryColumn({ type: 'int', length:11, nullable: false })
+  @PrimaryColumn({ type: 'int', length: 11, nullable: false })
   id_edificio: number;
 
   @Column({ type: 'varchar', length: 256, nullable: false })
   edificio: string;
 
+  @OneToMany(() => Profesor, profesor => Profesor.edificio)
+  profesores: Profesor[];
 }
diff --git a/src/lineas_investigacion/entities/lineas_investigacion.entity.ts b/src/lineas_investigacion/entities/lineas_investigacion.entity.ts
index 7b47ad7..b4de336 100644
--- a/src/lineas_investigacion/entities/lineas_investigacion.entity.ts
+++ b/src/lineas_investigacion/entities/lineas_investigacion.entity.ts
@@ -1,9 +1,10 @@
-import { Entity,PrimaryColumn, Column} from 'typeorm'
+import { Entity, PrimaryColumn, Column, ManyToOne, JoinColumn } from 'typeorm';
+import { Profesor } from './profesor.entity';
 
 @Entity({ name: 'lineas_investigacion' })
 export class LineasInvestigacion {
 
-  @PrimaryColumn({ type: 'int', length:11, nullable: false })
+  @PrimaryColumn({ type: 'int', length: 11, nullable: false })
   id_linea_inv: number;
 
   @Column({ type: 'int', nullable: false })
@@ -15,4 +16,7 @@ export class LineasInvestigacion {
   @Column({ type: 'varchar', length: 255, nullable: true })
   lineas_inv_html: string;
 
+  @ManyToOne(() => Profesor, profesor => profesor.lineasInvestigacion)
+  @JoinColumn({ name: 'id_profesor' })
+  profesor: Profesor;
 }
diff --git a/src/proyecto/entities/proyectos_academicos.ts b/src/proyecto/entities/proyectos_academicos.ts
deleted file mode 100644
index 7a29ff7..0000000
--- a/src/proyecto/entities/proyectos_academicos.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import { Entity,PrimaryColumn, Column } from 'typeorm';
-
-@Entity({ name: 'proyectos_academicos' })
-export class ProyectosAcademicos {
-
-  @PrimaryColumn({ type: 'int', length:11, nullable: false })
-  id_proyecto: number;
-
-  @Column({ type: 'int', nullable: false })
-  id_profesor: number;
-
-  @Column({ type: 'varchar', length: 255, nullable: true })
-  proyecto: string;
-
-  @Column({ type: 'varchar', length: 255, nullable: true })
-  proyecto_html: string;
-}
diff --git a/src/proyectos_academicos/entities/proyectos_academicos.entity.ts b/src/proyectos_academicos/entities/proyectos_academicos.entity.ts
index 2da37c3..6c7671d 100644
--- a/src/proyectos_academicos/entities/proyectos_academicos.entity.ts
+++ b/src/proyectos_academicos/entities/proyectos_academicos.entity.ts
@@ -1,14 +1,22 @@
-import {Entity,Column,PrimaryColumn} from "typeorm";
+import { Entity, PrimaryColumn, Column, ManyToOne, JoinColumn } from 'typeorm';
+import { Profesor } from './profesor.entity';
 
-@Entity()
-export class proyectos_academicos{
+@Entity({ name: 'proyectos_academicos' })
+export class ProyectosAcademicos {
 
-    @PrimaryColumn()
-    id_proyectos:number
+  @PrimaryColumn({ type: 'int', length: 11, nullable: false })
+  id_proyecto: number;
 
-    @Column()
-    id_profesor:number
+  @Column({ type: 'int', nullable: false })
+  id_profesor: number;
 
-    @Column()
-    proyectos: string
-}
\ No newline at end of file
+  @Column({ type: 'varchar', length: 255, nullable: true })
+  proyecto: string;
+
+  @Column({ type: 'varchar', length: 255, nullable: true })
+  proyecto_html: string;
+
+  @ManyToOne(() => Profesor, profesor => profesor.proyectosAcademicos)
+  @JoinColumn({ name: 'id_profesor' })
+  profesor: Profesor;
+}
diff --git a/src/tipo_usuario/entities/tipo_usuario.entity.ts b/src/tipo_usuario/entities/tipo_usuario.entity.ts
index d976bbc..3aced54 100644
--- a/src/tipo_usuario/entities/tipo_usuario.entity.ts
+++ b/src/tipo_usuario/entities/tipo_usuario.entity.ts
@@ -1,12 +1,15 @@
-import { Entity,PrimaryColumn, Column } from 'typeorm';
+import { Entity, PrimaryColumn, Column, OneToMany } from 'typeorm';
+import { User } from './user.entity';
 
-@Entity()
+@Entity({ name: 'tipo_usuario' })
 export class TipoUsuario {
-    
-  @PrimaryColumn({ type: 'int', length:11, nullable: false })
+
+  @PrimaryColumn({ type: 'int', length: 11, nullable: false })
   id_tipo_usuario: number;
 
   @Column({ type: 'varchar', length: 30, nullable: false })
   tipo_usuario: string;
 
+  @OneToMany(() => User, user => User.tipoUsuario)
+  users: User[];
 }
diff --git a/src/users/entities/user.entity.ts b/src/users/entities/user.entity.ts
index de20ad2..3436f21 100644
--- a/src/users/entities/user.entity.ts
+++ b/src/users/entities/user.entity.ts
@@ -1,9 +1,10 @@
-import { Entity,PrimaryColumn, Column,} from 'typeorm';
+import { Entity, PrimaryColumn, Column, ManyToOne, JoinColumn } from 'typeorm';
+import { TipoUsuario } from './tipo_usuario.entity';
 
 @Entity({ name: 'usuario' })
 export class User {
 
-  @PrimaryColumn({ type: 'int', length:11,  nullable:false })
+  @PrimaryColumn({ type: 'int', length: 11, nullable: false })
   id_usuario: number;
 
   @Column({ type: 'int', nullable: false })
@@ -27,4 +28,7 @@ export class User {
   @Column({ type: 'datetime', nullable: true })
   lastlog: Date;
 
+  @ManyToOne(() => TipoUsuario, tipoUsuario => tipoUsuario.users)
+  @JoinColumn({ name: 'id_tipo_usuario' })
+  tipoUsuario: TipoUsuario;
 }