U4: Crecimiento microbiano by MARIA FERNANDA FLORES VERGARA https://padlet.com/a19660419/txqrp9zaxh5ihpal María Fernanda Flores Vergara - QBP4 en-us 2021-05-11 16:28:06 UTC 2021-05-12 01:43:11 UTC hello@padlet.com a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514219420 .]]> 2021-05-11 16:37:28 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514219420 C R E C I M I E N T O M I C R O B I A N O a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514219971 2021-05-11 16:37:35 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514219971 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514232080 .]]> 2021-05-11 16:39:58 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514232080 Crecimiento celular a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514245003 2021-05-11 16:42:30 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514245003 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514258833 Célula bacteriana como máquina sintética capaz de duplicarse a sí misma]]> 2021-05-11 16:45:13 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514258833 Fisión binaria a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514264872 2021-05-11 16:46:26 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514264872 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514266828 Proceso de bacterias para duplicarse]]> 2021-05-11 16:46:48 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514266828 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514272209 1. La célula se alarga
2. Formación de un septo
3. Todos los constituyentes celulares aumentan]]> 2021-05-11 16:47:50 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514272209 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514280390 2021-05-11 16:49:26 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514280390 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514284217 El tiempo necesario para completar un ciclo de crecimiento varia por factores nutricionales y genéticos ]]> 2021-05-11 16:50:10 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514284217 Regulación a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514294621 · Proteína Fts: aparato de división (divisoma)
· Proteína Min: localización del punto medio]]> 2021-05-11 16:52:12 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514294621 Síntesis de peptidoglicanos y división celular a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514303149 2021-05-11 16:53:52 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514303149 Biosíntesis del peptidoglicano a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514332884 1. Síntesis de precursores de pared celular
2. Transporte de precursores
3. Formación de enlaces glicosídicos 
4. Transpeptidación]]> 2021-05-11 16:59:46 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514332884 Crecimiento poblacional a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514350969 2021-05-11 17:03:23 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514350969 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514361434 Aumento de número de células microbianas de una población]]> 2021-05-11 17:05:27 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514361434 Velocidad del crecimiento a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514370466 2021-05-11 17:07:18 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514370466 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514373577 Cambio en el número de células o en la masa celular por unidad de tiempo]]> 2021-05-11 17:07:55 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514373577 Métodos de medida a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514378295 2021-05-11 17:08:53 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514378295 Generación a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514381640 2021-05-11 17:09:33 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514381640 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514384072 Intervalo para la formación de dos células a partir de una]]> 2021-05-11 17:10:02 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514384072 Tiempo de generación a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514387134 2021-05-11 17:10:38 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514387134 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514389272 20 min: 2 bacterias
40 min: 4 bacterias 
60 min: 8 bacterias]]> 2021-05-11 17:11:04 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514389272 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514392387 Variable, depende de: cultivo / condiciones de incubación]]> 2021-05-11 17:11:41 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514392387 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514399706 2021-05-11 17:13:11 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514399706 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514413575 2021-05-11 17:15:33 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514413575 Curva de crecimiento y sus fases a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514443066 2021-05-11 17:21:45 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514443066 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514452042 Modelo de crecimiento en el que cada periodo fijo de tiempo se duplica el núm. de células]]> 2021-05-11 17:23:36 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514452042 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514460565 2021-05-11 17:25:18 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514460565 Latencia a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514478626 Periodo de transición para los microorganismos cuando son transferidos a una nueva condición]]> 2021-05-11 17:28:56 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514478626 Exponencial a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514483547 El microorganismo crece exponencialmente, es decir que cada vez que pasa un tiempo de generación la población se duplica]]> 2021-05-11 17:30:00 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514483547 Estacionaria a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514487839 Periodo durante el cual cesa el crecimiento]]> 2021-05-11 17:30:54 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514487839 Muerte a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514491417 comenzar una disminución progresiva en el número de células viables]]> 2021-05-11 17:31:42 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514491417 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514504113 Conociendo:
· Núm. incial de células
· Núm. final de células
· Tiempo de crecimiento exp. 
Se puede calcular el tiempo de generación]]> 2021-05-11 17:34:28 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1514504113 Métodos para medir el crecimiento a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515673615 2021-05-12 00:18:50 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515673615 Recuento de células totales a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515676545 2021-05-12 00:20:02 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515676545 Recuento de células viables a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515679205 2021-05-12 00:21:08 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515679205 Recuento directo a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515684121 Método rápido para conocer el núm. de células usando una cámara de Petroff-Hausser/Neubauser]]> 2021-05-12 00:23:08 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515684121 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515699113 2021-05-12 00:29:10 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515699113 Turbimetría a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515702186 Método indirecto, dónde las células se dispersan la luz que atraviesa la suspensión]]> 2021-05-12 00:30:16 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515702186 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515711655 2021-05-12 00:33:39 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515711655 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515712373 Longitudes de onda más comunes: 540 nm (verde) / 600 nm (naranja) / 660 nm (rojo)]]> 2021-05-12 00:33:55 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515712373 Extensión en placa a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515719476 · Volumen conocido de muestra
· Se extiende uniformemente
· Incubación]]> 2021-05-12 00:36:28 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515719476 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515728713 2021-05-12 00:39:39 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515728713 Vertido en placa a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515729071 · La muestra se pipetea en placa estéril 
· Se añade agar
· Incubación]]> 2021-05-12 00:39:48 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515729071 Factores ambientales que afectan el crecimiento microbiano a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515742211 2021-05-12 00:44:20 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515742211 Temperatura a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515745639 2021-05-12 00:45:33 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515745639 pH a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515746457 2021-05-12 00:45:51 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515746457 Actividad del agua a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515746975 2021-05-12 00:46:02 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515746975 Presión osmotica a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515748030 2021-05-12 00:46:24 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515748030 Salinidad a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515749380 2021-05-12 00:46:53 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515749380 Oxígeno a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515750087 2021-05-12 00:47:07 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515750087 Factores físicos y químicos utilizados para el control del crecimiento microbiano a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515772891 2021-05-12 00:54:47 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515772891 Control por métodos físicos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515779795 · Calor 
· Bajas Tº
· Filtración
· Radiación]]> 2021-05-12 00:56:52 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515779795 Control por métodos químicos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515784310 · Agentes antimicrobianos
· Desinfectantes
· Antisépticos]]> 2021-05-12 00:58:24 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515784310 Tº Cardinales a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515810032 2021-05-12 01:07:52 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515810032 Clasificación de microorganismos de acuerdo a su Tº optima a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515813473 2021-05-12 01:09:08 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515813473 Psicófilos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515815154 · 0º-20ºC
· Alimentos refrigerados]]> 2021-05-12 01:09:44 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515815154 Mesofilos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515821986 · 20º-45ºC
· Animales de sangre caliente, suelo, aguas]]> 2021-05-12 01:12:18 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515821986 Termófilos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515824496 · 45º-80ºC]]> 2021-05-12 01:13:09 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515824496 Hipertermófilos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515828855 · Fuentes termales, géisers]]> 2021-05-12 01:14:49 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515828855 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515834804 2021-05-12 01:16:54 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515834804 Acidófilos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515836993 · <7, hasta 2
· Hongos y algunas bacterias Thiobacillus]]> 2021-05-12 01:17:42 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515836993 Alcalófilos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515840600 · >7, hasta 10
· Hábitats básicos, suelos carbonatados]]> 2021-05-12 01:19:01 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515840600 Neutrofilos a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515857961 · pH de 7]]> 2021-05-12 01:25:19 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515857961 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515866509 2021-05-12 01:28:25 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515866509 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515872585 Depende del contenido de solutos (sales, azúcares, etc...)]]> 2021-05-12 01:30:44 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515872585 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515876409 La disponibilidad del agua se expresa en términos físicos como la act. del agua (aw)]]> 2021-05-12 01:32:08 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515876409 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515878867 · aw alta: mucha agua "disponible/libre" con pocos solutos
· aw baja: poca agua "disponible/libre" con muchos solutos]]> 2021-05-12 01:33:04 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515878867 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515884135 Microorganismos halófilos ]]> 2021-05-12 01:34:58 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515884135 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515890873 2021-05-12 01:37:14 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515890873 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515894300 El oxígeno es poco soluble en agua y puede consumirse rápidamente por la respiración de los microorganismos]]> 2021-05-12 01:38:31 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515894300 a19660419 https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515898770 · Aerobios: Oxígeno necesario
· Microaerofílicos: Oxígeno en cantidades menores
· Aerobios facultativos: con o sin oxígeno
· Anaerobios: aerotolerantes/estrictos: sin oxígeno]]> 2021-05-12 01:40:09 UTC https://padlet.com/a19660419/txqrp9zaxh5ihpal/wish/1515898770